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Diffstat (limited to 'include/asm-ia64/sn/shubio.h')
| -rw-r--r-- | include/asm-ia64/sn/shubio.h | 3358 |
1 files changed, 0 insertions, 3358 deletions
diff --git a/include/asm-ia64/sn/shubio.h b/include/asm-ia64/sn/shubio.h deleted file mode 100644 index 22a6f18..0000000 --- a/include/asm-ia64/sn/shubio.h +++ /dev/null @@ -1,3358 +0,0 @@ -/* - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * - * Copyright (C) 1992 - 1997, 2000-2005 Silicon Graphics, Inc. All rights reserved. - */ - -#ifndef _ASM_IA64_SN_SHUBIO_H -#define _ASM_IA64_SN_SHUBIO_H - -#define HUB_WIDGET_ID_MAX 0xf -#define IIO_NUM_ITTES 7 -#define HUB_NUM_BIG_WINDOW (IIO_NUM_ITTES - 1) - -#define IIO_WID 0x00400000 /* Crosstalk Widget Identification */ - /* This register is also accessible from - * Crosstalk at address 0x0. */ -#define IIO_WSTAT 0x00400008 /* Crosstalk Widget Status */ -#define IIO_WCR 0x00400020 /* Crosstalk Widget Control Register */ -#define IIO_ILAPR 0x00400100 /* IO Local Access Protection Register */ -#define IIO_ILAPO 0x00400108 /* IO Local Access Protection Override */ -#define IIO_IOWA 0x00400110 /* IO Outbound Widget Access */ -#define IIO_IIWA 0x00400118 /* IO Inbound Widget Access */ -#define IIO_IIDEM 0x00400120 /* IO Inbound Device Error Mask */ -#define IIO_ILCSR 0x00400128 /* IO LLP Control and Status Register */ -#define IIO_ILLR 0x00400130 /* IO LLP Log Register */ -#define IIO_IIDSR 0x00400138 /* IO Interrupt Destination */ - -#define IIO_IGFX0 0x00400140 /* IO Graphics Node-Widget Map 0 */ -#define IIO_IGFX1 0x00400148 /* IO Graphics Node-Widget Map 1 */ - -#define IIO_ISCR0 0x00400150 /* IO Scratch Register 0 */ -#define IIO_ISCR1 0x00400158 /* IO Scratch Register 1 */ - -#define IIO_ITTE1 0x00400160 /* IO Translation Table Entry 1 */ -#define IIO_ITTE2 0x00400168 /* IO Translation Table Entry 2 */ -#define IIO_ITTE3 0x00400170 /* IO Translation Table Entry 3 */ -#define IIO_ITTE4 0x00400178 /* IO Translation Table Entry 4 */ -#define IIO_ITTE5 0x00400180 /* IO Translation Table Entry 5 */ -#define IIO_ITTE6 0x00400188 /* IO Translation Table Entry 6 */ -#define IIO_ITTE7 0x00400190 /* IO Translation Table Entry 7 */ - -#define IIO_IPRB0 0x00400198 /* IO PRB Entry 0 */ -#define IIO_IPRB8 0x004001A0 /* IO PRB Entry 8 */ -#define IIO_IPRB9 0x004001A8 /* IO PRB Entry 9 */ -#define IIO_IPRBA 0x004001B0 /* IO PRB Entry A */ -#define IIO_IPRBB 0x004001B8 /* IO PRB Entry B */ -#define IIO_IPRBC 0x004001C0 /* IO PRB Entry C */ -#define IIO_IPRBD 0x004001C8 /* IO PRB Entry D */ -#define IIO_IPRBE 0x004001D0 /* IO PRB Entry E */ -#define IIO_IPRBF 0x004001D8 /* IO PRB Entry F */ - -#define IIO_IXCC 0x004001E0 /* IO Crosstalk Credit Count Timeout */ -#define IIO_IMEM 0x004001E8 /* IO Miscellaneous Error Mask */ -#define IIO_IXTT 0x004001F0 /* IO Crosstalk Timeout Threshold */ -#define IIO_IECLR 0x004001F8 /* IO Error Clear Register */ -#define IIO_IBCR 0x00400200 /* IO BTE Control Register */ - -#define IIO_IXSM 0x00400208 /* IO Crosstalk Spurious Message */ -#define IIO_IXSS 0x00400210 /* IO Crosstalk Spurious Sideband */ - -#define IIO_ILCT 0x00400218 /* IO LLP Channel Test */ - -#define IIO_IIEPH1 0x00400220 /* IO Incoming Error Packet Header, Part 1 */ -#define IIO_IIEPH2 0x00400228 /* IO Incoming Error Packet Header, Part 2 */ - -#define IIO_ISLAPR 0x00400230 /* IO SXB Local Access Protection Regster */ -#define IIO_ISLAPO 0x00400238 /* IO SXB Local Access Protection Override */ - -#define IIO_IWI 0x00400240 /* IO Wrapper Interrupt Register */ -#define IIO_IWEL 0x00400248 /* IO Wrapper Error Log Register */ -#define IIO_IWC 0x00400250 /* IO Wrapper Control Register */ -#define IIO_IWS 0x00400258 /* IO Wrapper Status Register */ -#define IIO_IWEIM 0x00400260 /* IO Wrapper Error Interrupt Masking Register */ - -#define IIO_IPCA 0x00400300 /* IO PRB Counter Adjust */ - -#define IIO_IPRTE0_A 0x00400308 /* IO PIO Read Address Table Entry 0, Part A */ -#define IIO_IPRTE1_A 0x00400310 /* IO PIO Read Address Table Entry 1, Part A */ -#define IIO_IPRTE2_A 0x00400318 /* IO PIO Read Address Table Entry 2, Part A */ -#define IIO_IPRTE3_A 0x00400320 /* IO PIO Read Address Table Entry 3, Part A */ -#define IIO_IPRTE4_A 0x00400328 /* IO PIO Read Address Table Entry 4, Part A */ -#define IIO_IPRTE5_A 0x00400330 /* IO PIO Read Address Table Entry 5, Part A */ -#define IIO_IPRTE6_A 0x00400338 /* IO PIO Read Address Table Entry 6, Part A */ -#define IIO_IPRTE7_A 0x00400340 /* IO PIO Read Address Table Entry 7, Part A */ - -#define IIO_IPRTE0_B 0x00400348 /* IO PIO Read Address Table Entry 0, Part B */ -#define IIO_IPRTE1_B 0x00400350 /* IO PIO Read Address Table Entry 1, Part B */ -#define IIO_IPRTE2_B 0x00400358 /* IO PIO Read Address Table Entry 2, Part B */ -#define IIO_IPRTE3_B 0x00400360 /* IO PIO Read Address Table Entry 3, Part B */ -#define IIO_IPRTE4_B 0x00400368 /* IO PIO Read Address Table Entry 4, Part B */ -#define IIO_IPRTE5_B 0x00400370 /* IO PIO Read Address Table Entry 5, Part B */ -#define IIO_IPRTE6_B 0x00400378 /* IO PIO Read Address Table Entry 6, Part B */ -#define IIO_IPRTE7_B 0x00400380 /* IO PIO Read Address Table Entry 7, Part B */ - -#define IIO_IPDR 0x00400388 /* IO PIO Deallocation Register */ -#define IIO_ICDR 0x00400390 /* IO CRB Entry Deallocation Register */ -#define IIO_IFDR 0x00400398 /* IO IOQ FIFO Depth Register */ -#define IIO_IIAP 0x004003A0 /* IO IIQ Arbitration Parameters */ -#define IIO_ICMR 0x004003A8 /* IO CRB Management Register */ -#define IIO_ICCR 0x004003B0 /* IO CRB Control Register */ -#define IIO_ICTO 0x004003B8 /* IO CRB Timeout */ -#define IIO_ICTP 0x004003C0 /* IO CRB Timeout Prescalar */ - -#define IIO_ICRB0_A 0x00400400 /* IO CRB Entry 0_A */ -#define IIO_ICRB0_B 0x00400408 /* IO CRB Entry 0_B */ -#define IIO_ICRB0_C 0x00400410 /* IO CRB Entry 0_C */ -#define IIO_ICRB0_D 0x00400418 /* IO CRB Entry 0_D */ -#define IIO_ICRB0_E 0x00400420 /* IO CRB Entry 0_E */ - -#define IIO_ICRB1_A 0x00400430 /* IO CRB Entry 1_A */ -#define IIO_ICRB1_B 0x00400438 /* IO CRB Entry 1_B */ -#define IIO_ICRB1_C 0x00400440 /* IO CRB Entry 1_C */ -#define IIO_ICRB1_D 0x00400448 /* IO CRB Entry 1_D */ -#define IIO_ICRB1_E 0x00400450 /* IO CRB Entry 1_E */ - -#define IIO_ICRB2_A 0x00400460 /* IO CRB Entry 2_A */ -#define IIO_ICRB2_B 0x00400468 /* IO CRB Entry 2_B */ -#define IIO_ICRB2_C 0x00400470 /* IO CRB Entry 2_C */ -#define IIO_ICRB2_D 0x00400478 /* IO CRB Entry 2_D */ -#define IIO_ICRB2_E 0x00400480 /* IO CRB Entry 2_E */ - -#define IIO_ICRB3_A 0x00400490 /* IO CRB Entry 3_A */ -#define IIO_ICRB3_B 0x00400498 /* IO CRB Entry 3_B */ -#define IIO_ICRB3_C 0x004004a0 /* IO CRB Entry 3_C */ -#define IIO_ICRB3_D 0x004004a8 /* IO CRB Entry 3_D */ -#define IIO_ICRB3_E 0x004004b0 /* IO CRB Entry 3_E */ - -#define IIO_ICRB4_A 0x004004c0 /* IO CRB Entry 4_A */ -#define IIO_ICRB4_B 0x004004c8 /* IO CRB Entry 4_B */ -#define IIO_ICRB4_C 0x004004d0 /* IO CRB Entry 4_C */ -#define IIO_ICRB4_D 0x004004d8 /* IO CRB Entry 4_D */ -#define IIO_ICRB4_E 0x004004e0 /* IO CRB Entry 4_E */ - -#define IIO_ICRB5_A 0x004004f0 /* IO CRB Entry 5_A */ -#define IIO_ICRB5_B 0x004004f8 /* IO CRB Entry 5_B */ -#define IIO_ICRB5_C 0x00400500 /* IO CRB Entry 5_C */ -#define IIO_ICRB5_D 0x00400508 /* IO CRB Entry 5_D */ -#define IIO_ICRB5_E 0x00400510 /* IO CRB Entry 5_E */ - -#define IIO_ICRB6_A 0x00400520 /* IO CRB Entry 6_A */ -#define IIO_ICRB6_B 0x00400528 /* IO CRB Entry 6_B */ -#define IIO_ICRB6_C 0x00400530 /* IO CRB Entry 6_C */ -#define IIO_ICRB6_D 0x00400538 /* IO CRB Entry 6_D */ -#define IIO_ICRB6_E 0x00400540 /* IO CRB Entry 6_E */ - -#define IIO_ICRB7_A 0x00400550 /* IO CRB Entry 7_A */ -#define IIO_ICRB7_B 0x00400558 /* IO CRB Entry 7_B */ -#define IIO_ICRB7_C 0x00400560 /* IO CRB Entry 7_C */ -#define IIO_ICRB7_D 0x00400568 /* IO CRB Entry 7_D */ -#define IIO_ICRB7_E 0x00400570 /* IO CRB Entry 7_E */ - -#define IIO_ICRB8_A 0x00400580 /* IO CRB Entry 8_A */ -#define IIO_ICRB8_B 0x00400588 /* IO CRB Entry 8_B */ -#define IIO_ICRB8_C 0x00400590 /* IO CRB Entry 8_C */ -#define IIO_ICRB8_D 0x00400598 /* IO CRB Entry 8_D */ -#define IIO_ICRB8_E 0x004005a0 /* IO CRB Entry 8_E */ - -#define IIO_ICRB9_A 0x004005b0 /* IO CRB Entry 9_A */ -#define IIO_ICRB9_B 0x004005b8 /* IO CRB Entry 9_B */ -#define IIO_ICRB9_C 0x004005c0 /* IO CRB Entry 9_C */ -#define IIO_ICRB9_D 0x004005c8 /* IO CRB Entry 9_D */ -#define IIO_ICRB9_E 0x004005d0 /* IO CRB Entry 9_E */ - -#define IIO_ICRBA_A 0x004005e0 /* IO CRB Entry A_A */ -#define IIO_ICRBA_B 0x004005e8 /* IO CRB Entry A_B */ -#define IIO_ICRBA_C 0x004005f0 /* IO CRB Entry A_C */ -#define IIO_ICRBA_D 0x004005f8 /* IO CRB Entry A_D */ -#define IIO_ICRBA_E 0x00400600 /* IO CRB Entry A_E */ - -#define IIO_ICRBB_A 0x00400610 /* IO CRB Entry B_A */ -#define IIO_ICRBB_B 0x00400618 /* IO CRB Entry B_B */ -#define IIO_ICRBB_C 0x00400620 /* IO CRB Entry B_C */ -#define IIO_ICRBB_D 0x00400628 /* IO CRB Entry B_D */ -#define IIO_ICRBB_E 0x00400630 /* IO CRB Entry B_E */ - -#define IIO_ICRBC_A 0x00400640 /* IO CRB Entry C_A */ -#define IIO_ICRBC_B 0x00400648 /* IO CRB Entry C_B */ -#define IIO_ICRBC_C 0x00400650 /* IO CRB Entry C_C */ -#define IIO_ICRBC_D 0x00400658 /* IO CRB Entry C_D */ -#define IIO_ICRBC_E 0x00400660 /* IO CRB Entry C_E */ - -#define IIO_ICRBD_A 0x00400670 /* IO CRB Entry D_A */ -#define IIO_ICRBD_B 0x00400678 /* IO CRB Entry D_B */ -#define IIO_ICRBD_C 0x00400680 /* IO CRB Entry D_C */ -#define IIO_ICRBD_D 0x00400688 /* IO CRB Entry D_D */ -#define IIO_ICRBD_E 0x00400690 /* IO CRB Entry D_E */ - -#define IIO_ICRBE_A 0x004006a0 /* IO CRB Entry E_A */ -#define IIO_ICRBE_B 0x004006a8 /* IO CRB Entry E_B */ -#define IIO_ICRBE_C 0x004006b0 /* IO CRB Entry E_C */ -#define IIO_ICRBE_D 0x004006b8 /* IO CRB Entry E_D */ -#define IIO_ICRBE_E 0x004006c0 /* IO CRB Entry E_E */ - -#define IIO_ICSML 0x00400700 /* IO CRB Spurious Message Low */ -#define IIO_ICSMM 0x00400708 /* IO CRB Spurious Message Middle */ -#define IIO_ICSMH 0x00400710 /* IO CRB Spurious Message High */ - -#define IIO_IDBSS 0x00400718 /* IO Debug Submenu Select */ - -#define IIO_IBLS0 0x00410000 /* IO BTE Length Status 0 */ -#define IIO_IBSA0 0x00410008 /* IO BTE Source Address 0 */ -#define IIO_IBDA0 0x00410010 /* IO BTE Destination Address 0 */ -#define IIO_IBCT0 0x00410018 /* IO BTE Control Terminate 0 */ -#define IIO_IBNA0 0x00410020 /* IO BTE Notification Address 0 */ -#define IIO_IBIA0 0x00410028 /* IO BTE Interrupt Address 0 */ -#define IIO_IBLS1 0x00420000 /* IO BTE Length Status 1 */ -#define IIO_IBSA1 0x00420008 /* IO BTE Source Address 1 */ -#define IIO_IBDA1 0x00420010 /* IO BTE Destination Address 1 */ -#define IIO_IBCT1 0x00420018 /* IO BTE Control Terminate 1 */ -#define IIO_IBNA1 0x00420020 /* IO BTE Notification Address 1 */ -#define IIO_IBIA1 0x00420028 /* IO BTE Interrupt Address 1 */ - -#define IIO_IPCR 0x00430000 /* IO Performance Control */ -#define IIO_IPPR 0x00430008 /* IO Performance Profiling */ - -/************************************************************************ - * * - * Description: This register echoes some information from the * - * LB_REV_ID register. It is available through Crosstalk as described * - * above. The REV_NUM and MFG_NUM fields receive their values from * - * the REVISION and MANUFACTURER fields in the LB_REV_ID register. * - * The PART_NUM field's value is the Crosstalk device ID number that * - * Steve Miller assigned to the SHub chip. * - * * - ************************************************************************/ - -typedef union ii_wid_u { - u64 ii_wid_regval; - struct { - u64 w_rsvd_1:1; - u64 w_mfg_num:11; - u64 w_part_num:16; - u64 w_rev_num:4; - u64 w_rsvd:32; - } ii_wid_fld_s; -} ii_wid_u_t; - -/************************************************************************ - * * - * The fields in this register are set upon detection of an error * - * and cleared by various mechanisms, as explained in the * - * description. * - * * - ************************************************************************/ - -typedef union ii_wstat_u { - u64 ii_wstat_regval; - struct { - u64 w_pending:4; - u64 w_xt_crd_to:1; - u64 w_xt_tail_to:1; - u64 w_rsvd_3:3; - u64 w_tx_mx_rty:1; - u64 w_rsvd_2:6; - u64 w_llp_tx_cnt:8; - u64 w_rsvd_1:8; - u64 w_crazy:1; - u64 w_rsvd:31; - } ii_wstat_fld_s; -} ii_wstat_u_t; - -/************************************************************************ - * * - * Description: This is a read-write enabled register. It controls * - * various aspects of the Crosstalk flow control. * - * * - ************************************************************************/ - -typedef union ii_wcr_u { - u64 ii_wcr_regval; - struct { - u64 w_wid:4; - u64 w_tag:1; - u64 w_rsvd_1:8; - u64 w_dst_crd:3; - u64 w_f_bad_pkt:1; - u64 w_dir_con:1; - u64 w_e_thresh:5; - u64 w_rsvd:41; - } ii_wcr_fld_s; -} ii_wcr_u_t; - -/************************************************************************ - * * - * Description: This register's value is a bit vector that guards * - * access to local registers within the II as well as to external * - * Crosstalk widgets. Each bit in the register corresponds to a * - * particular region in the system; a region consists of one, two or * - * four nodes (depending on the value of the REGION_SIZE field in the * - * LB_REV_ID register, which is documented in Section 8.3.1.1). The * - * protection provided by this register applies to PIO read * - * operations as well as PIO write operations. The II will perform a * - * PIO read or write request only if the bit for the requestor's * - * region is set; otherwise, the II will not perform the requested * - * operation and will return an error response. When a PIO read or * - * write request targets an external Crosstalk widget, then not only * - * must the bit for the requestor's region be set in the ILAPR, but * - * also the target widget's bit in the IOWA register must be set in * - * order for the II to perform the requested operation; otherwise, * - * the II will return an error response. Hence, the protection * - * provided by the IOWA register supplements the protection provided * - * by the ILAPR for requests that target external Crosstalk widgets. * - * This register itself can be accessed only by the nodes whose * - * region ID bits are enabled in this same register. It can also be * - * accessed through the IAlias space by the local processors. * - * The reset value of this register allows access by all nodes. * - * * - ************************************************************************/ - -typedef union ii_ilapr_u { - u64 ii_ilapr_regval; - struct { - u64 i_region:64; - } ii_ilapr_fld_s; -} ii_ilapr_u_t; - -/************************************************************************ - * * - * Description: A write to this register of the 64-bit value * - * "SGIrules" in ASCII, will cause the bit in the ILAPR register * - * corresponding to the region of the requestor to be set (allow * - * access). A write of any other value will be ignored. Access * - * protection for this register is "SGIrules". * - * This register can also be accessed through the IAlias space. * - * However, this access will not change the access permissions in the * - * ILAPR. * - * * - ************************************************************************/ - -typedef union ii_ilapo_u { - u64 ii_ilapo_regval; - struct { - u64 i_io_ovrride:64; - } ii_ilapo_fld_s; -} ii_ilapo_u_t; - -/************************************************************************ - * * - * This register qualifies all the PIO and Graphics writes launched * - * from the SHUB towards a widget. * - * * - ************************************************************************/ - -typedef union ii_iowa_u { - u64 ii_iowa_regval; - struct { - u64 i_w0_oac:1; - u64 i_rsvd_1:7; - u64 i_wx_oac:8; - u64 i_rsvd:48; - } ii_iowa_fld_s; -} ii_iowa_u_t; - -/************************************************************************ - * * - * Description: This register qualifies all the requests launched * - * from a widget towards the Shub. This register is intended to be * - * used by software in case of misbehaving widgets. * - * * - * * - ************************************************************************/ - -typedef union ii_iiwa_u { - u64 ii_iiwa_regval; - struct { - u64 i_w0_iac:1; - u64 i_rsvd_1:7; - u64 i_wx_iac:8; - u64 i_rsvd:48; - } ii_iiwa_fld_s; -} ii_iiwa_u_t; - -/************************************************************************ - * * - * Description: This register qualifies all the operations launched * - * from a widget towards the SHub. It allows individual access * - * control for up to 8 devices per widget. A device refers to * - * individual DMA master hosted by a widget. * - * The bits in each field of this register are cleared by the Shub * - * upon detection of an error which requires the device to be * - * disabled. These fields assume that 0=TNUM=7 (i.e., Bridge-centric * - * Crosstalk). Whether or not a device has access rights to this * - * Shub is determined by an AND of the device enable bit in the * - * appropriate field of this register and the corresponding bit in * - * the Wx_IAC field (for the widget which this device belongs to). * - * The bits in this field are set by writing a 1 to them. Incoming * - * replies from Crosstalk are not subject to this access control * - * mechanism. * - * * - ************************************************************************/ - -typedef union ii_iidem_u { - u64 ii_iidem_regval; - struct { - u64 i_w8_dxs:8; - u64 i_w9_dxs:8; - u64 i_wa_dxs:8; - u64 i_wb_dxs:8; - u64 i_wc_dxs:8; - u64 i_wd_dxs:8; - u64 i_we_dxs:8; - u64 i_wf_dxs:8; - } ii_iidem_fld_s; -} ii_iidem_u_t; - -/************************************************************************ - * * - * This register contains the various programmable fields necessary * - * for controlling and observing the LLP signals. * - * * - ************************************************************************/ - -typedef union ii_ilcsr_u { - u64 ii_ilcsr_regval; - struct { - u64 i_nullto:6; - u64 i_rsvd_4:2; - u64 i_wrmrst:1; - u64 i_rsvd_3:1; - u64 i_llp_en:1; - u64 i_bm8:1; - u64 i_llp_stat:2; - u64 i_remote_power:1; - u64 i_rsvd_2:1; - u64 i_maxrtry:10; - u64 i_d_avail_sel:2; - u64 i_rsvd_1:4; - u64 i_maxbrst:10; - u64 i_rsvd:22; - - } ii_ilcsr_fld_s; -} ii_ilcsr_u_t; - -/************************************************************************ - * * - * This is simply a status registers that monitors the LLP error * - * rate. * - * * - ************************************************************************/ - -typedef union ii_illr_u { - u64 ii_illr_regval; - struct { - u64 i_sn_cnt:16; - u64 i_cb_cnt:16; - u64 i_rsvd:32; - } ii_illr_fld_s; -} ii_illr_u_t; - -/************************************************************************ - * * - * Description: All II-detected non-BTE error interrupts are * - * specified via this register. * - * NOTE: The PI interrupt register address is hardcoded in the II. If * - * PI_ID==0, then the II sends an interrupt request (Duplonet PWRI * - * packet) to address offset 0x0180_0090 within the local register * - * address space of PI0 on the node specified by the NODE field. If * - * PI_ID==1, then the II sends the interrupt request to address * - * offset 0x01A0_0090 within the local register address space of PI1 * - * on the node specified by the NODE field. * - * * - ************************************************************************/ - -typedef union ii_iidsr_u { - u64 ii_iidsr_regval; - struct { - u64 i_level:8; - u64 i_pi_id:1; - u64 i_node:11; - u64 i_rsvd_3:4; - u64 i_enable:1; - u64 i_rsvd_2:3; - u64 i_int_sent:2; - u64 i_rsvd_1:2; - u64 i_pi0_forward_int:1; - u64 i_pi1_forward_int:1; - u64 i_rsvd:30; - } ii_iidsr_fld_s; -} ii_iidsr_u_t; - -/************************************************************************ - * * - * There are two instances of this register. This register is used * - * for matching up the incoming responses from the graphics widget to * - * the processor that initiated the graphics operation. The * - * write-responses are converted to graphics credits and returned to * - * the processor so that the processor interface can manage the flow * - * control. * - * * - ************************************************************************/ - -typedef union ii_igfx0_u { - u64 ii_igfx0_regval; - struct { - u64 i_w_num:4; - u64 i_pi_id:1; - u64 i_n_num:12; - u64 i_p_num:1; - u64 i_rsvd:46; - } ii_igfx0_fld_s; -} ii_igfx0_u_t; - -/************************************************************************ - * * - * There are two instances of this register. This register is used * - * for matching up the incoming responses from the graphics widget to * - * the processor that initiated the graphics operation. The * - * write-responses are converted to graphics credits and returned to * - * the processor so that the processor interface can manage the flow * - * control. * - * * - ************************************************************************/ - -typedef union ii_igfx1_u { - u64 ii_igfx1_regval; - struct { - u64 i_w_num:4; - u64 i_pi_id:1; - u64 i_n_num:12; - u64 i_p_num:1; - u64 i_rsvd:46; - } ii_igfx1_fld_s; -} ii_igfx1_u_t; - -/************************************************************************ - * * - * There are two instances of this registers. These registers are * - * used as scratch registers for software use. * - * * - ************************************************************************/ - -typedef union ii_iscr0_u { - u64 ii_iscr0_regval; - struct { - u64 i_scratch:64; - } ii_iscr0_fld_s; -} ii_iscr0_u_t; - -/************************************************************************ - * * - * There are two instances of this registers. These registers are * - * used as scratch registers for software use. * - * * - ************************************************************************/ - -typedef union ii_iscr1_u { - u64 ii_iscr1_regval; - struct { - u64 i_scratch:64; - } ii_iscr1_fld_s; -} ii_iscr1_u_t; - -/************************************************************************ - * * - * Description: There are seven instances of translation table entry * - * registers. Each register maps a Shub Big Window to a 48-bit * - * address on Crosstalk. * - * For M-mode (128 nodes, 8 GBytes/node), SysAD[31:29] (Big Window * - * number) are used to select one of these 7 registers. The Widget * - * number field is then derived from the W_NUM field for synthesizing * - * a Crosstalk packet. The 5 bits of OFFSET are concatenated with * - * SysAD[28:0] to form Crosstalk[33:0]. The upper Crosstalk[47:34] * - * are padded with zeros. Although the maximum Crosstalk space * - * addressable by the SHub is thus the lower 16 GBytes per widget * - * (M-mode), however only <SUP >7</SUP>/<SUB >32nds</SUB> of this * - * space can be accessed. * - * For the N-mode (256 nodes, 4 GBytes/node), SysAD[30:28] (Big * - * Window number) are used to select one of these 7 registers. The * - * Widget number field is then derived from the W_NUM field for * - * synthesizing a Crosstalk packet. The 5 bits of OFFSET are * - * concatenated with SysAD[27:0] to form Crosstalk[33:0]. The IOSP * - * field is used as Crosstalk[47], and remainder of the Crosstalk * - * address bits (Crosstalk[46:34]) are always zero. While the maximum * - * Crosstalk space addressable by the Shub is thus the lower * - * 8-GBytes per widget (N-mode), only <SUP >7</SUP>/<SUB >32nds</SUB> * - * of this space can be accessed. * - * * - ************************************************************************/ - -typedef union ii_itte1_u { - u64 ii_itte1_regval; - struct { - u64 i_offset:5; - u64 i_rsvd_1:3; - u64 i_w_num:4; - u64 i_iosp:1; - u64 i_rsvd:51; - } ii_itte1_fld_s; -} ii_itte1_u_t; - -/************************************************************************ - * * - * Description: There are seven instances of translation table entry * - * registers. Each register maps a Shub Big Window to a 48-bit * - * address on Crosstalk. * - * For M-mode (128 nodes, 8 GBytes/node), SysAD[31:29] (Big Window * - * number) are used to select one of these 7 registers. The Widget * - * number field is then derived from the W_NUM field for synthesizing * - * a Crosstalk packet. The 5 bits of OFFSET are concatenated with * - * SysAD[28:0] to form Crosstalk[33:0]. The upper Crosstalk[47:34] * - * are padded with zeros. Although the maximum Crosstalk space * - * addressable by the Shub is thus the lower 16 GBytes per widget * - * (M-mode), however only <SUP >7</SUP>/<SUB >32nds</SUB> of this * - * space can be accessed. * - * For the N-mode (256 nodes, 4 GBytes/node), SysAD[30:28] (Big * - * Window number) are used to select one of these 7 registers. The * - * Widget number field is then derived from the W_NUM field for * - * synthesizing a Crosstalk packet. The 5 bits of OFFSET are * - * concatenated with SysAD[27:0] to form Crosstalk[33:0]. The IOSP * - * field is used as Crosstalk[47], and remainder of the Crosstalk * - * address bits (Crosstalk[46:34]) are always zero. While the maximum * - * Crosstalk space addressable by the Shub is thus the lower * - * 8-GBytes per widget (N-mode), only <SUP >7</SUP>/<SUB >32nds</SUB> * - * of this space can be accessed. * - * * - ************************************************************************/ - -typedef union ii_itte2_u { - u64 ii_itte2_regval; - struct { - u64 i_offset:5; - u64 i_rsvd_1:3; - u64 i_w_num:4; - u64 i_iosp:1; - u64 i_rsvd:51; - } ii_itte2_fld_s; -} ii_itte2_u_t; - -/************************************************************************ - * * - * Description: There are seven instances of translation table entry * - * registers. Each register maps a Shub Big Window to a 48-bit * - * address on Crosstalk. * - * For M-mode (128 nodes, 8 GBytes/node), SysAD[31:29] (Big Window * - * number) are used to select one of these 7 registers. The Widget * - * number field is then derived from the W_NUM field for synthesizing * - * a Crosstalk packet. The 5 bits of OFFSET are concatenated with * - * SysAD[28:0] to form Crosstalk[33:0]. The upper Crosstalk[47:34] * - * are padded with zeros. Although the maximum Crosstalk space * - * addressable by the Shub is thus the lower 16 GBytes per widget * - * (M-mode), however only <SUP >7</SUP>/<SUB >32nds</SUB> of this * - * space can be accessed. * - * For the N-mode (256 nodes, 4 GBytes/node), SysAD[30:28] (Big * - * Window number) are used to select one of these 7 registers. The * - * Widget number field is then derived from the W_NUM field for * - * synthesizing a Crosstalk packet. The 5 bits of OFFSET are * - * concatenated with SysAD[27:0] to form Crosstalk[33:0]. The IOSP * - * field is used as Crosstalk[47], and remainder of the Crosstalk * - * address bits (Crosstalk[46:34]) are always zero. While the maximum * - * Crosstalk space addressable by the SHub is thus the lower * - * 8-GBytes per widget (N-mode), only <SUP >7</SUP>/<SUB >32nds</SUB> * - * of this space can be accessed. * - * * - ************************************************************************/ - -typedef union ii_itte3_u { - u64 ii_itte3_regval; - struct { - u64 i_offset:5; - u64 i_rsvd_1:3; - u64 i_w_num:4; - u64 i_iosp:1; - u64 i_rsvd:51; - } ii_itte3_fld_s; -} ii_itte3_u_t; - -/************************************************************************ - * * - * Description: There are seven instances of translation table entry * - * registers. Each register maps a SHub Big Window to a 48-bit * - * address on Crosstalk. * - * For M-mode (128 nodes, 8 GBytes/node), SysAD[31:29] (Big Window * - * number) are used to select one of these 7 registers. The Widget * - * number field is then derived from the W_NUM field for synthesizing * - * a Crosstalk packet. The 5 bits of OFFSET are concatenated with * - * SysAD[28:0] to form Crosstalk[33:0]. The upper Crosstalk[47:34] * - * are padded with zeros. Although the maximum Crosstalk space * - * addressable by the SHub is thus the lower 16 GBytes per widget * - * (M-mode), however only <SUP >7</SUP>/<SUB >32nds</SUB> of this * - * space can be accessed. * - * For the N-mode (256 nodes, 4 GBytes/node), SysAD[30:28] (Big * - * Window number) are used to select one of these 7 registers. The * - * Widget number field is then derived from the W_NUM field for * - * synthesizing a Crosstalk packet. The 5 bits of OFFSET are * - * concatenated with SysAD[27:0] to form Crosstalk[33:0]. The IOSP * - * field is used as Crosstalk[47], and remainder of the Crosstalk * - * address bits (Crosstalk[46:34]) are always zero. While the maximum * - * Crosstalk space addressable by the SHub is thus the lower * - * 8-GBytes per widget (N-mode), only <SUP >7</SUP>/<SUB >32nds</SUB> * - * of this space can be accessed. * - * * - ************************************************************************/ - -typedef union ii_itte4_u { - u64 ii_itte4_regval; - struct { - u64 i_offset:5; - u64 i_rsvd_1:3; - u64 i_w_num:4; - u64 i_iosp:1; - u64 i_rsvd:51; - } ii_itte4_fld_s; -} ii_itte4_u_t; - -/************************************************************************ - * * - * Description: There are seven instances of translation table entry * - * registers. Each register maps a SHub Big Window to a 48-bit * - * address on Crosstalk. * - * For M-mode (128 nodes, 8 GBytes/node), SysAD[31:29] (Big Window * - * number) are used to select one of these 7 registers. The Widget * - * number field is then derived from the W_NUM field for synthesizing * - * a Crosstalk packet. The 5 bits of OFFSET are concatenated with * - * SysAD[28:0] to form Crosstalk[33:0]. The upper Crosstalk[47:34] * - * are padded with zeros. Although the maximum Crosstalk space * - * addressable by the Shub is thus the lower 16 GBytes per widget * - * (M-mode), however only <SUP >7</SUP>/<SUB >32nds</SUB> of this * - * space can be accessed. * - * For the N-mode (256 nodes, 4 GBytes/node), SysAD[30:28] (Big * - * Window number) are used to select one of these 7 registers. The * - * Widget number field is then derived from the W_NUM field for * - * synthesizing a Crosstalk packet. The 5 bits of OFFSET are * - * concatenated with SysAD[27:0] to form Crosstalk[33:0]. The IOSP * - * field is used as Crosstalk[47], and remainder of the Crosstalk * - * address bits (Crosstalk[46:34]) are always zero. While the maximum * - * Crosstalk space addressable by the Shub is thus the lower * - * 8-GBytes per widget (N-mode), only <SUP >7</SUP>/<SUB >32nds</SUB> * - * of this space can be accessed. * - * * - ************************************************************************/ - -typedef union ii_itte5_u { - u64 ii_itte5_regval; - struct { - u64 i_offset:5; - u64 i_rsvd_1:3; - u64 i_w_num:4; - u64 i_iosp:1; - u64 i_rsvd:51; - } ii_itte5_fld_s; -} ii_itte5_u_t; - -/************************************************************************ - * * - * Description: There are seven instances of translation table entry * - * registers. Each register maps a Shub Big Window to a 48-bit * - * address on Crosstalk. * - * For M-mode (128 nodes, 8 GBytes/node), SysAD[31:29] (Big Window * - * number) are used to select one of these 7 registers. The Widget * - * number field is then derived from the W_NUM field for synthesizing * - * a Crosstalk packet. The 5 bits of OFFSET are concatenated with * - * SysAD[28:0] to form Crosstalk[33:0]. The upper Crosstalk[47:34] * - * are padded with zeros. Although the maximum Crosstalk space * - * addressable by the Shub is thus the lower 16 GBytes per widget * - * (M-mode), however only <SUP >7</SUP>/<SUB >32nds</SUB> of this * - * space can be accessed. * - * For the N-mode (256 nodes, 4 GBytes/node), SysAD[30:28] (Big * - * Window number) are used to select one of these 7 registers. The * - * Widget number field is then derived from the W_NUM field for * - * synthesizing a Crosstalk packet. The 5 bits of OFFSET are * - * concatenated with SysAD[27:0] to form Crosstalk[33:0]. The IOSP * - * field is used as Crosstalk[47], and remainder of the Crosstalk * - * address bits (Crosstalk[46:34]) are always zero. While the maximum * - * Crosstalk space addressable by the Shub is thus the lower * - * 8-GBytes per widget (N-mode), only <SUP >7</SUP>/<SUB >32nds</SUB> * - * of this space can be accessed. * - * * - ************************************************************************/ - -typedef union ii_itte6_u { - u64 ii_itte6_regval; - struct { - u64 i_offset:5; - u64 i_rsvd_1:3; - u64 i_w_num:4; - u64 i_iosp:1; - u64 i_rsvd:51; - } ii_itte6_fld_s; -} ii_itte6_u_t; - -/************************************************************************ - * * - * Description: There are seven instances of translation table entry * - * registers. Each register maps a Shub Big Window to a 48-bit * - * address on Crosstalk. * - * For M-mode (128 nodes, 8 GBytes/node), SysAD[31:29] (Big Window * - * number) are used to select one of these 7 registers. The Widget * - * number field is then derived from the W_NUM field for synthesizing * - * a Crosstalk packet. The 5 bits of OFFSET are concatenated with * - * SysAD[28:0] to form Crosstalk[33:0]. The upper Crosstalk[47:34] * - * are padded with zeros. Although the maximum Crosstalk space * - * addressable by the Shub is thus the lower 16 GBytes per widget * - * (M-mode), however only <SUP >7</SUP>/<SUB >32nds</SUB> of this * - * space can be accessed. * - * For the N-mode (256 nodes, 4 GBytes/node), SysAD[30:28] (Big * - * Window number) are used to select one of these 7 registers. The * - * Widget number field is then derived from the W_NUM field for * - * synthesizing a Crosstalk packet. The 5 bits of OFFSET are * - * concatenated with SysAD[27:0] to form Crosstalk[33:0]. The IOSP * - * field is used as Crosstalk[47], and remainder of the Crosstalk * - * address bits (Crosstalk[46:34]) are always zero. While the maximum * - * Crosstalk space addressable by the SHub is thus the lower * - * 8-GBytes per widget (N-mode), only <SUP >7</SUP>/<SUB >32nds</SUB> * - * of this space can be accessed. * - * * - ************************************************************************/ - -typedef union ii_itte7_u { - u64 ii_itte7_regval; - struct { - u64 i_offset:5; - u64 i_rsvd_1:3; - u64 i_w_num:4; - u64 i_iosp:1; - u64 i_rsvd:51; - } ii_itte7_fld_s; -} ii_itte7_u_t; - -/************************************************************************ - * * - * Description: There are 9 instances of this register, one per * - * actual widget in this implementation of SHub and Crossbow. * - * Note: Crossbow only has ports for Widgets 8 through F, widget 0 * - * refers to Crossbow's internal space. * - * This register contains the state elements per widget that are * - * necessary to manage the PIO flow control on Crosstalk and on the * - * Router Network. See the PIO Flow Control chapter for a complete * - * description of this register * - * The SPUR_WR bit requires some explanation. When this register is * - * written, the new value of the C field is captured in an internal * - * register so the hardware can remember what the programmer wrote * - * into the credit counter. The SPUR_WR bit sets whenever the C field * - * increments above this stored value, which indicates that there * - * have been more responses received than requests sent. The SPUR_WR * - * bit cannot be cleared until a value is written to the IPRBx * - * register; the write will correct the C field and capture its new * - * value in the internal register. Even if IECLR[E_PRB_x] is set, the * - * SPUR_WR bit will persist if IPRBx hasn't yet been written. * - * . * - * * - ************************************************************************/ - -typedef union ii_iprb0_u { - u64 ii_iprb0_regval; - struct { - u64 i_c:8; - u64 i_na:14; - u64 i_rsvd_2:2; - u64 i_nb:14; - u64 i_rsvd_1:2; - u64 i_m:2; - u64 i_f:1; - u64 i_of_cnt:5; - u64 i_error:1; - u64 i_rd_to:1; - u64 i_spur_wr:1; - u64 i_spur_rd:1; - u64 i_rsvd:11; - u64 i_mult_err:1; - } ii_iprb0_fld_s; -} ii_iprb0_u_t; - -/************************************************************************ - * * - * Description: There are 9 instances of this register, one per * - * actual widget in this implementation of SHub and Crossbow. * - * Note: Crossbow only has ports for Widgets 8 through F, widget 0 * - * refers to Crossbow's internal space. * - * This register contains the state elements per widget that are * - * necessary to manage the PIO flow control on Crosstalk and on the * - * Router Network. See the PIO Flow Control chapter for a complete * - * description of this register * - * The SPUR_WR bit requires some explanation. When this register is * - * written, the new value of the C field is captured in an internal * - * register so the hardware can remember what the programmer wrote * - * into the credit counter. The SPUR_WR bit sets whenever the C field * - * increments above this stored value, which indicates that there * - * have been more responses received than requests sent. The SPUR_WR * - * bit cannot be cleared until a value is written to the IPRBx * - * register; the write will correct the C field and capture its new * - * value in the internal register. Even if IECLR[E_PRB_x] is set, the * - * SPUR_WR bit will persist if IPRBx hasn't yet been written. * - * . * - * * - ************************************************************************/ - -typedef union ii_iprb8_u { - u64 ii_iprb8_regval; - struct { - u64 i_c:8; - u64 i_na:14; - u64 i_rsvd_2:2; - u64 i_nb:14; - u64 i_rsvd_1:2; - u64 i_m:2; - u64 i_f:1; - u64 i_of_cnt:5; - u64 i_error:1; - u64 i_rd_to:1; - u64 i_spur_wr:1; - u64 i_spur_rd:1; - u64 i_rsvd:11; - u64 i_mult_err:1; - } ii_iprb8_fld_s; -} ii_iprb8_u_t; - -/************************************************************************ - * * - * Description: There are 9 instances of this register, one per * - * actual widget in this implementation of SHub and Crossbow. * - * Note: Crossbow only has ports for Widgets 8 through F, widget 0 * - * refers to Crossbow's internal space. * - * This register contains the state elements per widget that are * - * necessary to manage the PIO flow control on Crosstalk and on the * - * Router Network. See the PIO Flow Control chapter for a complete * - * description of this register * - * The SPUR_WR bit requires some explanation. When this register is * - * written, the new value of the C field is captured in an internal * - * register so the hardware can remember what the programmer wrote * - * into the credit counter. The SPUR_WR bit sets whenever the C field * - * increments above this stored value, which indicates that there * - * have been more responses received than requests sent. The SPUR_WR * - * bit cannot be cleared until a value is written to the IPRBx * - * register; the write will correct the C field and capture its new * - * value in the internal register. Even if IECLR[E_PRB_x] is set, the * - * SPUR_WR bit will persist if IPRBx hasn't yet been written. * - * . * - * * - ************************************************************************/ - -typedef union ii_iprb9_u { - u64 ii_iprb9_regval; - struct { - u64 i_c:8; - u64 i_na:14; - u64 i_rsvd_2:2; - u64 i_nb:14; - u64 i_rsvd_1:2; - u64 i_m:2; - u64 i_f:1; - u64 i_of_cnt:5; - u64 i_error:1; - u64 i_rd_to:1; - u64 i_spur_wr:1; - u64 i_spur_rd:1; - u64 i_rsvd:11; - u64 i_mult_err:1; - } ii_iprb9_fld_s; -} ii_iprb9_u_t; - -/************************************************************************ - * * - * Description: There are 9 instances of this register, one per * - * actual widget in this implementation of SHub and Crossbow. * - * Note: Crossbow only has ports for Widgets 8 through F, widget 0 * - * refers to Crossbow's internal space. * - * This register contains the state elements per widget that are * - * necessary to manage the PIO flow control on Crosstalk and on the * - * Router Network. See the PIO Flow Control chapter for a complete * - * description of this register * - * The SPUR_WR bit requires some explanation. When this register is * - * written, the new value of the C field is captured in an internal * - * register so the hardware can remember what the programmer wrote * - * into the credit counter. The SPUR_WR bit sets whenever the C field * - * increments above this stored value, which indicates that there * - * have been more responses received than requests sent. The SPUR_WR * - * bit cannot be cleared until a value is written to the IPRBx * - * register; the write will correct the C field and capture its new * - * value in the internal register. Even if IECLR[E_PRB_x] is set, the * - * SPUR_WR bit will persist if IPRBx hasn't yet been written. * - * * - * * - ************************************************************************/ - -typedef union ii_iprba_u { - u64 ii_iprba_regval; - struct { - u64 i_c:8; - u64 i_na:14; - u64 i_rsvd_2:2; - u64 i_nb:14; - u64 i_rsvd_1:2; - u64 i_m:2; - u64 i_f:1; - u64 i_of_cnt:5; - u64 i_error:1; - u64 i_rd_to:1; - u64 i_spur_wr:1; - u64 i_spur_rd:1; - u64 i_rsvd:11; - u64 i_mult_err:1; - } ii_iprba_fld_s; -} ii_iprba_u_t; - -/************************************************************************ - * * - * Description: There are 9 instances of this register, one per * - * actual widget in this implementation of SHub and Crossbow. * - * Note: Crossbow only has ports for Widgets 8 through F, widget 0 * - * refers to Crossbow's internal space. * - * This register contains the state elements per widget that are * - * necessary to manage the PIO flow control on Crosstalk and on the * - * Router Network. See the PIO Flow Control chapter for a complete * - * description of this register * - * The SPUR_WR bit requires some explanation. When this register is * - * written, the new value of the C field is captured in an internal * - * register so the hardware can remember what the programmer wrote * - * into the credit counter. The SPUR_WR bit sets whenever the C field * - * increments above this stored value, which indicates that there * - * have been more responses received than requests sent. The SPUR_WR * - * bit cannot be cleared until a value is written to the IPRBx * - * register; the write will correct the C field and capture its new * - * value in the internal register. Even if IECLR[E_PRB_x] is set, the * - * SPUR_WR bit will persist if IPRBx hasn't yet been written. * - * . * - * * - ************************************************************************/ - -typedef union ii_iprbb_u { - u64 ii_iprbb_regval; - struct { - u64 i_c:8; - u64 i_na:14; - u64 i_rsvd_2:2; - u64 i_nb:14; - u64 i_rsvd_1:2; - u64 i_m:2; - u64 i_f:1; - u64 i_of_cnt:5; - u64 i_error:1; - u64 i_rd_to:1; - u64 i_spur_wr:1; - u64 i_spur_rd:1; - u64 i_rsvd:11; - u64 i_mult_err:1; - } ii_iprbb_fld_s; -} ii_iprbb_u_t; - -/************************************************************************ - * * - * Description: There are 9 instances of this register, one per * - * actual widget in this implementation of SHub and Crossbow. * - * Note: Crossbow only has ports for Widgets 8 through F, widget 0 * - * refers to Crossbow's internal space. * - * This register contains the state elements per widget that are * - * necessary to manage the PIO flow control on Crosstalk and on the * - * Router Network. See the PIO Flow Control chapter for a complete * - * description of this register * - * The SPUR_WR bit requires some explanation. When this register is * - * written, the new value of the C field is captured in an internal * - * register so the hardware can remember what the programmer wrote * - * into the credit counter. The SPUR_WR bit sets whenever the C field * - * increments above this stored value, which indicates that there * - * have been more responses received than requests sent. The SPUR_WR * - * bit cannot be cleared until a value is written to the IPRBx * - * register; the write will correct the C field and capture its new * - * value in the internal register. Even if IECLR[E_PRB_x] is set, the * - * SPUR_WR bit will persist if IPRBx hasn't yet been written. * - * . * - * * - ************************************************************************/ - -typedef union ii_iprbc_u { - u64 ii_iprbc_regval; - struct { - u64 i_c:8; - u64 i_na:14; - u64 i_rsvd_2:2; - u64 i_nb:14; - u64 i_rsvd_1:2; - u64 i_m:2; - u64 i_f:1; - u64 i_of_cnt:5; - u64 i_error:1; - u64 i_rd_to:1; - u64 i_spur_wr:1; - u64 i_spur_rd:1; - u64 i_rsvd:11; - u64 i_mult_err:1; - } ii_iprbc_fld_s; -} ii_iprbc_u_t; - -/************************************************************************ - * * - * Description: There are 9 instances of this register, one per * - * actual widget in this implementation of SHub and Crossbow. * - * Note: Crossbow only has ports for Widgets 8 through F, widget 0 * - * refers to Crossbow's internal space. * - * This register contains the state elements per widget that are * - * necessary to manage the PIO flow control on Crosstalk and on the * - * Router Network. See the PIO Flow Control chapter for a complete * - * description of this register * - * The SPUR_WR bit requires some explanation. When this register is * - * written, the new value of the C field is captured in an internal * - * register so the hardware can remember what the programmer wrote * - * into the credit counter. The SPUR_WR bit sets whenever the C field * - * increments above this stored value, which indicates that there * - * have been more responses received than requests sent. The SPUR_WR * - * bit cannot be cleared until a value is written to the IPRBx * - * register; the write will correct the C field and capture its new * - * value in the internal register. Even if IECLR[E_PRB_x] is set, the * - * SPUR_WR bit will persist if IPRBx hasn't yet been written. * - * . * - * * - ************************************************************************/ - -typedef union ii_iprbd_u { - u64 ii_iprbd_regval; - struct { - u64 i_c:8; - u64 i_na:14; - u64 i_rsvd_2:2; - u64 i_nb:14; - u64 i_rsvd_1:2; - u64 i_m:2; - u64 i_f:1; - u64 i_of_cnt:5; - u64 i_error:1; - u64 i_rd_to:1; - u64 i_spur_wr:1; - u64 i_spur_rd:1; - u64 i_rsvd:11; - u64 i_mult_err:1; - } ii_iprbd_fld_s; -} ii_iprbd_u_t; - -/************************************************************************ - * * - * Description: There are 9 instances of this register, one per * - * actual widget in this implementation of SHub and Crossbow. * - * Note: Crossbow only has ports for Widgets 8 through F, widget 0 * - * refers to Crossbow's internal space. * - * This register contains the state elements per widget that are * - * necessary to manage the PIO flow control on Crosstalk and on the * - * Router Network. See the PIO Flow Control chapter for a complete * - * description of this register * - * The SPUR_WR bit requires some explanation. When this register is * - * written, the new value of the C field is captured in an internal * - * register so the hardware can remember what the programmer wrote * - * into the credit counter. The SPUR_WR bit sets whenever the C field * - * increments above this stored value, which indicates that there * - * have been more responses received than requests sent. The SPUR_WR * - * bit cannot be cleared until a value is written to the IPRBx * - * register; the write will correct the C field and capture its new * - * value in the internal register. Even if IECLR[E_PRB_x] is set, the * - * SPUR_WR bit will persist if IPRBx hasn't yet been written. * - * . * - * * - ************************************************************************/ - -typedef union ii_iprbe_u { - u64 ii_iprbe_regval; - struct { - u64 i_c:8; - u64 i_na:14; - u64 i_rsvd_2:2; - u64 i_nb:14; - u64 i_rsvd_1:2; - u64 i_m:2; - u64 i_f:1; - u64 i_of_cnt:5; - u64 i_error:1; - u64 i_rd_to:1; - u64 i_spur_wr:1; - u64 i_spur_rd:1; - u64 i_rsvd:11; - u64 i_mult_err:1; - } ii_iprbe_fld_s; -} ii_iprbe_u_t; - -/************************************************************************ - * * - * Description: There are 9 instances of this register, one per * - * actual widget in this implementation of Shub and Crossbow. * - * Note: Crossbow only has ports for Widgets 8 through F, widget 0 * - * refers to Crossbow's internal space. * - * This register contains the state elements per widget that are * - * necessary to manage the PIO flow control on Crosstalk and on the * - * Router Network. See the PIO Flow Control chapter for a complete * - * description of this register * - * The SPUR_WR bit requires some explanation. When this register is * - * written, the new value of the C field is captured in an internal * - * register so the hardware can remember what the programmer wrote * - * into the credit counter. The SPUR_WR bit sets whenever the C field * - * increments above this stored value, which indicates that there * - * have been more responses received than requests sent. The SPUR_WR * - * bit cannot be cleared until a value is written to the IPRBx * - * register; the write will correct the C field and capture its new * - * value in the internal register. Even if IECLR[E_PRB_x] is set, the * - * SPUR_WR bit will persist if IPRBx hasn't yet been written. * - * . * - * * - ************************************************************************/ - -typedef union ii_iprbf_u { - u64 ii_iprbf_regval; - struct { - u64 i_c:8; - u64 i_na:14; - u64 i_rsvd_2:2; - u64 i_nb:14; - u64 i_rsvd_1:2; - u64 i_m:2; - u64 i_f:1; - u64 i_of_cnt:5; - u64 i_error:1; - u64 i_rd_to:1; - u64 i_spur_wr:1; - u64 i_spur_rd:1; - u64 i_rsvd:11; - u64 i_mult_err:1; - } ii_iprbe_fld_s; -} ii_iprbf_u_t; - -/************************************************************************ - * * - * This register specifies the timeout value to use for monitoring * - * Crosstalk credits which are used outbound to Crosstalk. An * - * internal counter called the Crosstalk Credit Timeout Counter * - * increments every 128 II clocks. The counter starts counting * - * anytime the credit count drops below a threshold, and resets to * - * zero (stops counting) anytime the credit count is at or above the * - * threshold. The threshold is 1 credit in direct connect mode and 2 * - * in Crossbow connect mode. When the internal Crosstalk Credit * - * Timeout Counter reaches the value programmed in this register, a * - * Crosstalk Credit Timeout has occurred. The internal counter is not * - * readable from software, and stops counting at its maximum value, * - * so it cannot cause more than one interrupt. * - * * - ************************************************************************/ - -typedef union ii_ixcc_u { - u64 ii_ixcc_regval; - struct { - u64 i_time_out:26; - u64 i_rsvd:38; - } ii_ixcc_fld_s; -} ii_ixcc_u_t; - -/************************************************************************ - * * - * Description: This register qualifies all the PIO and DMA * - * operations launched from widget 0 towards the SHub. In * - * addition, it also qualifies accesses by the BTE streams. * - * The bits in each field of this register are cleared by the SHub * - * upon detection of an error which requires widget 0 or the BTE * - * streams to be terminated. Whether or not widget x has access * - * rights to this SHub is determined by an AND of the device * - * enable bit in the appropriate field of this register and bit 0 in * - * the Wx_IAC field. The bits in this field are set by writing a 1 to * - * them. Incoming replies from Crosstalk are not subject to this * - * access control mechanism. * - * * - ************************************************************************/ - -typedef union ii_imem_u { - u64 ii_imem_regval; - struct { - u64 i_w0_esd:1; - u64 i_rsvd_3:3; - u64 i_b0_esd:1; - u64 i_rsvd_2:3; - u64 i_b1_esd:1; - u64 i_rsvd_1:3; - u64 i_clr_precise:1; - u64 i_rsvd:51; - } ii_imem_fld_s; -} ii_imem_u_t; - -/************************************************************************ - * * - * Description: This register specifies the timeout value to use for * - * monitoring Crosstalk tail flits coming into the Shub in the * - * TAIL_TO field. An internal counter associated with this register * - * is incremented every 128 II internal clocks (7 bits). The counter * - * starts counting anytime a header micropacket is received and stops * - * counting (and resets to zero) any time a micropacket with a Tail * - * bit is received. Once the counter reaches the threshold value * - * programmed in this register, it generates an interrupt to the * - * processor that is programmed into the IIDSR. The counter saturates * - * (does not roll over) at its maximum value, so it cannot cause * - * another interrupt until after it is cleared. * - * The register also contains the Read Response Timeout values. The * - * Prescalar is 23 bits, and counts II clocks. An internal counter * - * increments on every II clock and when it reaches the value in the * - * Prescalar field, all IPRTE registers with their valid bits set * - * have their Read Response timers bumped. Whenever any of them match * - * the value in the RRSP_TO field, a Read Response Timeout has * - * occurred, and error handling occurs as described in the Error * - * Handling section of this document. * - * * - ************************************************************************/ - -typedef union ii_ixtt_u { - u64 ii_ixtt_regval; - struct { - u64 i_tail_to:26; - u64 i_rsvd_1:6; - u64 i_rrsp_ps:23; - u64 i_rrsp_to:5; - u64 i_rsvd:4; - } ii_ixtt_fld_s; -} ii_ixtt_u_t; - -/************************************************************************ - * * - * Writing a 1 to the fields of this register clears the appropriate * - * error bits in other areas of SHub. Note that when the * - * E_PRB_x bits are used to clear error bits in PRB registers, * - * SPUR_RD and SPUR_WR may persist, because they require additional * - * action to clear them. See the IPRBx and IXSS Register * - * specifications. * - * * - ************************************************************************/ - -typedef union ii_ieclr_u { - u64 ii_ieclr_regval; - struct { - u64 i_e_prb_0:1; - u64 i_rsvd:7; - u64 i_e_prb_8:1; - u64 i_e_prb_9:1; - u64 i_e_prb_a:1; - u64 i_e_prb_b:1; - u64 i_e_prb_c:1; - u64 i_e_prb_d:1; - u64 i_e_prb_e:1; - u64 i_e_prb_f:1; - u64 i_e_crazy:1; - u64 i_e_bte_0:1; - u64 i_e_bte_1:1; - u64 i_reserved_1:10; - u64 i_spur_rd_hdr:1; - u64 i_cam_intr_to:1; - u64 i_cam_overflow:1; - u64 i_cam_read_miss:1; - u64 i_ioq_rep_underflow:1; - u64 i_ioq_req_underflow:1; - u64 i_ioq_rep_overflow:1; - u64 i_ioq_req_overflow:1; - u64 i_iiq_rep_overflow:1; - u64 i_iiq_req_overflow:1; - u64 i_ii_xn_rep_cred_overflow:1; - u64 i_ii_xn_req_cred_overflow:1; - u64 i_ii_xn_invalid_cmd:1; - u64 i_xn_ii_invalid_cmd:1; - u64 i_reserved_2:21; - } ii_ieclr_fld_s; -} ii_ieclr_u_t; - -/************************************************************************ - * * - * This register controls both BTEs. SOFT_RESET is intended for * - * recovery after an error. COUNT controls the total number of CRBs * - * that both BTEs (combined) can use, which affects total BTE * - * bandwidth. * - * * - ************************************************************************/ - -typedef union ii_ibcr_u { - u64 ii_ibcr_regval; - struct { - u64 i_count:4; - u64 i_rsvd_1:4; - u64 i_soft_reset:1; - u64 i_rsvd:55; - } ii_ibcr_fld_s; -} ii_ibcr_u_t; - -/************************************************************************ - * * - * This register contains the header of a spurious read response * - * received from Crosstalk. A spurious read response is defined as a * - * read response received by II from a widget for which (1) the SIDN * - * has a value between 1 and 7, inclusive (II never sends requests to * - * these widgets (2) there is no valid IPRTE register which * - * corresponds to the TNUM, or (3) the widget indicated in SIDN is * - * not the same as the widget recorded in the IPRTE register * - * referenced by the TNUM. If this condition is true, and if the * - * IXSS[VALID] bit is clear, then the header of the spurious read * - * response is capture in IXSM and IXSS, and IXSS[VALID] is set. The * - * errant header is thereby captured, and no further spurious read * - * respones are captured until IXSS[VALID] is cleared by setting the * - * appropriate bit in IECLR.Everytime a spurious read response is * - * detected, the SPUR_RD bit of the PRB corresponding to the incoming * - * message's SIDN field is set. This always happens, regarless of * - * whether a header is captured. The programmer should check * - * IXSM[SIDN] to determine which widget sent the spurious response, * - * because there may be more than one SPUR_RD bit set in the PRB * - * registers. The widget indicated by IXSM[SIDN] was the first * - * spurious read response to be received since the last time * - * IXSS[VALID] was clear. The SPUR_RD bit of the corresponding PRB * - * will be set. Any SPUR_RD bits in any other PRB registers indicate * - * spurious messages from other widets which were detected after the * - * header was captured.. * - * * - ************************************************************************/ - -typedef union ii_ixsm_u { - u64 ii_ixsm_regval; - struct { - u64 i_byte_en:32; - u64 i_reserved:1; - u64 i_tag:3; - u64 i_alt_pactyp:4; - u64 i_bo:1; - u64 i_error:1; - u64 i_vbpm:1; - u64 i_gbr:1; - u64 i_ds:2; - u64 i_ct:1; - u64 i_tnum:5; - u64 i_pactyp:4; - u64 i_sidn:4; - u64 i_didn:4; - } ii_ixsm_fld_s; -} ii_ixsm_u_t; - -/************************************************************************ - * * - * This register contains the sideband bits of a spurious read * - * response received from Crosstalk. * - * * - ************************************************************************/ - -typedef union ii_ixss_u { - u64 ii_ixss_regval; - struct { - u64 i_sideband:8; - u64 i_rsvd:55; - u64 i_valid:1; - } ii_ixss_fld_s; -} ii_ixss_u_t; - -/************************************************************************ - * * - * This register enables software to access the II LLP's test port. * - * Refer to the LLP 2.5 documentation for an explanation of the test * - * port. Software can write to this register to program the values * - * for the control fields (TestErrCapture, TestClear, TestFlit, * - * TestMask and TestSeed). Similarly, software can read from this * - * register to obtain the values of the test port's status outputs * - * (TestCBerr, TestValid and TestData). * - * * - ************************************************************************/ - -typedef union ii_ilct_u { - u64 ii_ilct_regval; - struct { - u64 i_test_seed:20; - u64 i_test_mask:8; - u64 i_test_data:20; - u64 i_test_valid:1; - u64 i_test_cberr:1; - u64 i_test_flit:3; - u64 i_test_clear:1; - u64 i_test_err_capture:1; - u64 i_rsvd:9; - } ii_ilct_fld_s; -} ii_ilct_u_t; - -/************************************************************************ - * * - * If the II detects an illegal incoming Duplonet packet (request or * - * reply) when VALID==0 in the IIEPH1 register, then it saves the * - * contents of the packet's header flit in the IIEPH1 and IIEPH2 * - * registers, sets the VALID bit in IIEPH1, clears the OVERRUN bit, * - * and assigns a value to the ERR_TYPE field which indicates the * - * specific nature of the error. The II recognizes four different * - * types of errors: short request packets (ERR_TYPE==2), short reply * - * packets (ERR_TYPE==3), long request packets (ERR_TYPE==4) and long * - * reply packets (ERR_TYPE==5). The encodings for these types of * - * errors were chosen to be consistent with the same types of errors * - * indicated by the ERR_TYPE field in the LB_ERROR_HDR1 register (in * - * the LB unit). If the II detects an illegal incoming Duplonet * - * packet when VALID==1 in the IIEPH1 register, then it merely sets * - * the OVERRUN bit to indicate that a subsequent error has happened, * - * and does nothing further. * - * * - ************************************************************************/ - -typedef union ii_iieph1_u { - u64 ii_iieph1_regval; - struct { - u64 i_command:7; - u64 i_rsvd_5:1; - u64 i_suppl:14; - u64 i_rsvd_4:1; - u64 i_source:14; - u64 i_rsvd_3:1; - u64 i_err_type:4; - u64 i_rsvd_2:4; - u64 i_overrun:1; - u64 i_rsvd_1:3; - u64 i_valid:1; - u64 i_rsvd:13; - } ii_iieph1_fld_s; -} ii_iieph1_u_t; - -/************************************************************************ - * * - * This register holds the Address field from the header flit of an * - * incoming erroneous Duplonet packet, along with the tail bit which * - * accompanied this header flit. This register is essentially an * - * extension of IIEPH1. Two registers were necessary because the 64 * - * bits available in only a single register were insufficient to * - * capture the entire header flit of an erroneous packet. * - * * - ************************************************************************/ - -typedef union ii_iieph2_u { - u64 ii_iieph2_regval; - struct { - u64 i_rsvd_0:3; - u64 i_address:47; - u64 i_rsvd_1:10; - u64 i_tail:1; - u64 i_rsvd:3; - } ii_iieph2_fld_s; -} ii_iieph2_u_t; - -/******************************/ - -/************************************************************************ - * * - * This register's value is a bit vector that guards access from SXBs * - * to local registers within the II as well as to external Crosstalk * - * widgets * - * * - ************************************************************************/ - -typedef union ii_islapr_u { - u64 ii_islapr_regval; - struct { - u64 i_region:64; - } ii_islapr_fld_s; -} ii_islapr_u_t; - -/************************************************************************ - * * - * A write to this register of the 56-bit value "Pup+Bun" will cause * - * the bit in the ISLAPR register corresponding to the region of the * - * requestor to be set (access allowed). ( - * * - ************************************************************************/ - -typedef union ii_islapo_u { - u64 ii_islapo_regval; - struct { - u64 i_io_sbx_ovrride:56; - u64 i_rsvd:8; - } ii_islapo_fld_s; -} ii_islapo_u_t; - -/************************************************************************ - * * - * Determines how long the wrapper will wait aftr an interrupt is * - * initially issued from the II before it times out the outstanding * - * interrupt and drops it from the interrupt queue. * - * * - ************************************************************************/ - -typedef union ii_iwi_u { - u64 ii_iwi_regval; - struct { - u64 i_prescale:24; - u64 i_rsvd:8; - u64 i_timeout:8; - u64 i_rsvd1:8; - u64 i_intrpt_retry_period:8; - u64 i_rsvd2:8; - } ii_iwi_fld_s; -} ii_iwi_u_t; - -/************************************************************************ - * * - * Log errors which have occurred in the II wrapper. The errors are * - * cleared by writing to the IECLR register. * - * * - ************************************************************************/ - -typedef union ii_iwel_u { - u64 ii_iwel_regval; - struct { - u64 i_intr_timed_out:1; - u64 i_rsvd:7; - u64 i_cam_overflow:1; - u64 i_cam_read_miss:1; - u64 i_rsvd1:2; - u64 i_ioq_rep_underflow:1; - u64 i_ioq_req_underflow:1; - u64 i_ioq_rep_overflow:1; - u64 i_ioq_req_overflow:1; - u64 i_iiq_rep_overflow:1; - u64 i_iiq_req_overflow:1; - u64 i_rsvd2:6; - u64 i_ii_xn_rep_cred_over_under:1; - u64 i_ii_xn_req_cred_over_under:1; - u64 i_rsvd3:6; - u64 i_ii_xn_invalid_cmd:1; - u64 i_xn_ii_invalid_cmd:1; - u64 i_rsvd4:30; - } ii_iwel_fld_s; -} ii_iwel_u_t; - -/************************************************************************ - * * - * Controls the II wrapper. * - * * - ************************************************************************/ - -typedef union ii_iwc_u { - u64 ii_iwc_regval; - struct { - u64 i_dma_byte_swap:1; - u64 i_rsvd:3; - u64 i_cam_read_lines_reset:1; - u64 i_rsvd1:3; - u64 i_ii_xn_cred_over_under_log:1; - u64 i_rsvd2:19; - u64 i_xn_rep_iq_depth:5; - u64 i_rsvd3:3; - u64 i_xn_req_iq_depth:5; - u64 i_rsvd4:3; - u64 i_iiq_depth:6; - u64 i_rsvd5:12; - u64 i_force_rep_cred:1; - u64 i_force_req_cred:1; - } ii_iwc_fld_s; -} ii_iwc_u_t; - -/************************************************************************ - * * - * Status in the II wrapper. * - * * - ************************************************************************/ - -typedef union ii_iws_u { - u64 ii_iws_regval; - struct { - u64 i_xn_rep_iq_credits:5; - u64 i_rsvd:3; - u64 i_xn_req_iq_credits:5; - u64 i_rsvd1:51; - } ii_iws_fld_s; -} ii_iws_u_t; - -/************************************************************************ - * * - * Masks errors in the IWEL register. * - * * - ************************************************************************/ - -typedef union ii_iweim_u { - u64 ii_iweim_regval; - struct { - u64 i_intr_timed_out:1; - u64 i_rsvd:7; - u64 i_cam_overflow:1; - u64 i_cam_read_miss:1; - u64 i_rsvd1:2; - u64 i_ioq_rep_underflow:1; - u64 i_ioq_req_underflow:1; - u64 i_ioq_rep_overflow:1; - u64 i_ioq_req_overflow:1; - u64 i_iiq_rep_overflow:1; - u64 i_iiq_req_overflow:1; - u64 i_rsvd2:6; - u64 i_ii_xn_rep_cred_overflow:1; - u64 i_ii_xn_req_cred_overflow:1; - u64 i_rsvd3:6; - u64 i_ii_xn_invalid_cmd:1; - u64 i_xn_ii_invalid_cmd:1; - u64 i_rsvd4:30; - } ii_iweim_fld_s; -} ii_iweim_u_t; - -/************************************************************************ - * * - * A write to this register causes a particular field in the * - * corresponding widget's PRB entry to be adjusted up or down by 1. * - * This counter should be used when recovering from error and reset * - * conditions. Note that software would be capable of causing * - * inadvertent overflow or underflow of these counters. * - * * - ************************************************************************/ - -typedef union ii_ipca_u { - u64 ii_ipca_regval; - struct { - u64 i_wid:4; - u64 i_adjust:1; - u64 i_rsvd_1:3; - u64 i_field:2; - u64 i_rsvd:54; - } ii_ipca_fld_s; -} ii_ipca_u_t; - -/************************************************************************ - * * - * There are 8 instances of this register. This register contains * - * the information that the II has to remember once it has launched a * - * PIO Read operation. The contents are used to form the correct * - * Router Network packet and direct the Crosstalk reply to the * - * appropriate processor. * - * * - ************************************************************************/ - -typedef union ii_iprte0a_u { - u64 ii_iprte0a_regval; - struct { - u64 i_rsvd_1:54; - u64 i_widget:4; - u64 i_to_cnt:5; - u64 i_vld:1; - } ii_iprte0a_fld_s; -} ii_iprte0a_u_t; - -/************************************************************************ - * * - * There are 8 instances of this register. This register contains * - * the information that the II has to remember once it has launched a * - * PIO Read operation. The contents are used to form the correct * - * Router Network packet and direct the Crosstalk reply to the * - * appropriate processor. * - * * - ************************************************************************/ - -typedef union ii_iprte1a_u { - u64 ii_iprte1a_regval; - struct { - u64 i_rsvd_1:54; - u64 i_widget:4; - u64 i_to_cnt:5; - u64 i_vld:1; - } ii_iprte1a_fld_s; -} ii_iprte1a_u_t; - -/************************************************************************ - * * - * There are 8 instances of this register. This register contains * - * the information that the II has to remember once it has launched a * - * PIO Read operation. The contents are used to form the correct * - * Router Network packet and direct the Crosstalk reply to the * - * appropriate processor. * - * * - ************************************************************************/ - -typedef union ii_iprte2a_u { - u64 ii_iprte2a_regval; - struct { - u64 i_rsvd_1:54; - u64 i_widget:4; - u64 i_to_cnt:5; - u64 i_vld:1; - } ii_iprte2a_fld_s; -} ii_iprte2a_u_t; - -/************************************************************************ - * * - * There are 8 instances of this register. This register contains * - * the information that the II has to remember once it has launched a * - * PIO Read operation. The contents are used to form the correct * - * Router Network packet and direct the Crosstalk reply to the * - * appropriate processor. * - * * - ************************************************************************/ - -typedef union ii_iprte3a_u { - u64 ii_iprte3a_regval; - struct { - u64 i_rsvd_1:54; - u64 i_widget:4; - u64 i_to_cnt:5; - u64 i_vld:1; - } ii_iprte3a_fld_s; -} ii_iprte3a_u_t; - -/************************************************************************ - * * - * There are 8 instances of this register. This register contains * - * the information that the II has to remember once it has launched a * - * PIO Read operation. The contents are used to form the correct * - * Router Network packet and direct the Crosstalk reply to the * - * appropriate processor. * - * * - ************************************************************************/ - -typedef union ii_iprte4a_u { - u64 ii_iprte4a_regval; - struct { - u64 i_rsvd_1:54; - u64 i_widget:4; - u64 i_to_cnt:5; - u64 i_vld:1; - } ii_iprte4a_fld_s; -} ii_iprte4a_u_t; - -/************************************************************************ - * * - * There are 8 instances of this register. This register contains * - * the information that the II has to remember once it has launched a * - * PIO Read operation. The contents are used to form the correct * - * Router Network packet and direct the Crosstalk reply to the * - * appropriate processor. * - * * - ************************************************************************/ - -typedef union ii_iprte5a_u { - u64 ii_iprte5a_regval; - struct { - u64 i_rsvd_1:54; - u64 i_widget:4; - u64 i_to_cnt:5; - u64 i_vld:1; - } ii_iprte5a_fld_s; -} ii_iprte5a_u_t; - -/************************************************************************ - * * - * There are 8 instances of this register. This register contains * - * the information that the II has to remember once it has launched a * - * PIO Read operation. The contents are used to form the correct * - * Router Network packet and direct the Crosstalk reply to the * - * appropriate processor. * - * * - ************************************************************************/ - -typedef union ii_iprte6a_u { - u64 ii_iprte6a_regval; - struct { - u64 i_rsvd_1:54; - u64 i_widget:4; - u64 i_to_cnt:5; - u64 i_vld:1; - } ii_iprte6a_fld_s; -} ii_iprte6a_u_t; - -/************************************************************************ - * * - * There are 8 instances of this register. This register contains * - * the information that the II has to remember once it has launched a * - * PIO Read operation. The contents are used to form the correct * - * Router Network packet and direct the Crosstalk reply to the * - * appropriate processor. * - * * - ************************************************************************/ - -typedef union ii_iprte7a_u { - u64 ii_iprte7a_regval; - struct { - u64 i_rsvd_1:54; - u64 i_widget:4; - u64 i_to_cnt:5; - u64 i_vld:1; - } ii_iprtea7_fld_s; -} ii_iprte7a_u_t; - -/************************************************************************ - * * - * There are 8 instances of this register. This register contains * - * the information that the II has to remember once it has launched a * - * PIO Read operation. The contents are used to form the correct * - * Router Network packet and direct the Crosstalk reply to the * - * appropriate processor. * - * * - ************************************************************************/ - -typedef union ii_iprte0b_u { - u64 ii_iprte0b_regval; - struct { - u64 i_rsvd_1:3; - u64 i_address:47; - u64 i_init:3; - u64 i_source:11; - } ii_iprte0b_fld_s; -} ii_iprte0b_u_t; - -/************************************************************************ - * * - * There are 8 instances of this register. This register contains * - * the information that the II has to remember once it has launched a * - * PIO Read operation. The contents are used to form the correct * - * Router Network packet and direct the Crosstalk reply to the * - * appropriate processor. * - * * - ************************************************************************/ - -typedef union ii_iprte1b_u { - u64 ii_iprte1b_regval; - struct { - u64 i_rsvd_1:3; - u64 i_address:47; - u64 i_init:3; - u64 i_source:11; - } ii_iprte1b_fld_s; -} ii_iprte1b_u_t; - -/************************************************************************ - * * - * There are 8 instances of this register. This register contains * - * the information that the II has to remember once it has launched a * - * PIO Read operation. The contents are used to form the correct * - * Router Network packet and direct the Crosstalk reply to the * - * appropriate processor. * - * * - ************************************************************************/ - -typedef union ii_iprte2b_u { - u64 ii_iprte2b_regval; - struct { - u64 i_rsvd_1:3; - u64 i_address:47; - u64 i_init:3; - u64 i_source:11; - } ii_iprte2b_fld_s; -} ii_iprte2b_u_t; - -/************************************************************************ - * * - * There are 8 instances of this register. This register contains * - * the information that the II has to remember once it has launched a * - * PIO Read operation. The contents are used to form the correct * - * Router Network packet and direct the Crosstalk reply to the * - * appropriate processor. * - * * - ************************************************************************/ - -typedef union ii_iprte3b_u { - u64 ii_iprte3b_regval; - struct { - u64 i_rsvd_1:3; - u64 i_address:47; - u64 i_init:3; - u64 i_source:11; - } ii_iprte3b_fld_s; -} ii_iprte3b_u_t; - -/************************************************************************ - * * - * There are 8 instances of this register. This register contains * - * the information that the II has to remember once it has launched a * - * PIO Read operation. The contents are used to form the correct * - * Router Network packet and direct the Crosstalk reply to the * - * appropriate processor. * - * * - ************************************************************************/ - -typedef union ii_iprte4b_u { - u64 ii_iprte4b_regval; - struct { - u64 i_rsvd_1:3; - u64 i_address:47; - u64 i_init:3; - u64 i_source:11; - } ii_iprte4b_fld_s; -} ii_iprte4b_u_t; - -/************************************************************************ - * * - * There are 8 instances of this register. This register contains * - * the information that the II has to remember once it has launched a * - * PIO Read operation. The contents are used to form the correct * - * Router Network packet and direct the Crosstalk reply to the * - * appropriate processor. * - * * - ************************************************************************/ - -typedef union ii_iprte5b_u { - u64 ii_iprte5b_regval; - struct { - u64 i_rsvd_1:3; - u64 i_address:47; - u64 i_init:3; - u64 i_source:11; - } ii_iprte5b_fld_s; -} ii_iprte5b_u_t; - -/************************************************************************ - * * - * There are 8 instances of this register. This register contains * - * the information that the II has to remember once it has launched a * - * PIO Read operation. The contents are used to form the correct * - * Router Network packet and direct the Crosstalk reply to the * - * appropriate processor. * - * * - ************************************************************************/ - -typedef union ii_iprte6b_u { - u64 ii_iprte6b_regval; - struct { - u64 i_rsvd_1:3; - u64 i_address:47; - u64 i_init:3; - u64 i_source:11; - - } ii_iprte6b_fld_s; -} ii_iprte6b_u_t; - -/************************************************************************ - * * - * There are 8 instances of this register. This register contains * - * the information that the II has to remember once it has launched a * - * PIO Read operation. The contents are used to form the correct * - * Router Network packet and direct the Crosstalk reply to the * - * appropriate processor. * - * * - ************************************************************************/ - -typedef union ii_iprte7b_u { - u64 ii_iprte7b_regval; - struct { - u64 i_rsvd_1:3; - u64 i_address:47; - u64 i_init:3; - u64 i_source:11; - } ii_iprte7b_fld_s; -} ii_iprte7b_u_t; - -/************************************************************************ - * * - * Description: SHub II contains a feature which did not exist in * - * the Hub which automatically cleans up after a Read Response * - * timeout, including deallocation of the IPRTE and recovery of IBuf * - * space. The inclusion of this register in SHub is for backward * - * compatibility * - * A write to this register causes an entry from the table of * - * outstanding PIO Read Requests to be freed and returned to the * - * stack of free entries. This register is used in handling the * - * timeout errors that result in a PIO Reply never returning from * - * Crosstalk. * - * Note that this register does not affect the contents of the IPRTE * - * registers. The Valid bits in those registers have to be * - * specifically turned off by software. * - * * - ************************************************************************/ - -typedef union ii_ipdr_u { - u64 ii_ipdr_regval; - struct { - u64 i_te:3; - u64 i_rsvd_1:1; - u64 i_pnd:1; - u64 i_init_rpcnt:1; - u64 i_rsvd:58; - } ii_ipdr_fld_s; -} ii_ipdr_u_t; - -/************************************************************************ - * * - * A write to this register causes a CRB entry to be returned to the * - * queue of free CRBs. The entry should have previously been cleared * - * (mark bit) via backdoor access to the pertinent CRB entry. This * - * register is used in the last step of handling the errors that are * - * captured and marked in CRB entries. Briefly: 1) first error for * - * DMA write from a particular device, and first error for a * - * particular BTE stream, lead to a marked CRB entry, and processor * - * interrupt, 2) software reads the error information captured in the * - * CRB entry, and presumably takes some corrective action, 3) * - * software clears the mark bit, and finally 4) software writes to * - * the ICDR register to return the CRB entry to the list of free CRB * - * entries. * - * * - ************************************************************************/ - -typedef union ii_icdr_u { - u64 ii_icdr_regval; - struct { - u64 i_crb_num:4; - u64 i_pnd:1; - u64 i_rsvd:59; - } ii_icdr_fld_s; -} ii_icdr_u_t; - -/************************************************************************ - * * - * This register provides debug access to two FIFOs inside of II. * - * Both IOQ_MAX* fields of this register contain the instantaneous * - * depth (in units of the number of available entries) of the * - * associated IOQ FIFO. A read of this register will return the * - * number of free entries on each FIFO at the time of the read. So * - * when a FIFO is idle, the associated field contains the maximum * - * depth of the FIFO. This register is writable for debug reasons * - * and is intended to be written with the maximum desired FIFO depth * - * while the FIFO is idle. Software must assure that II is idle when * - * this register is written. If there are any active entries in any * - * of these FIFOs when this register is written, the results are * - * undefined. * - * * - ************************************************************************/ - -typedef union ii_ifdr_u { - u64 ii_ifdr_regval; - struct { - u64 i_ioq_max_rq:7; - u64 i_set_ioq_rq:1; - u64 i_ioq_max_rp:7; - u64 i_set_ioq_rp:1; - u64 i_rsvd:48; - } ii_ifdr_fld_s; -} ii_ifdr_u_t; - -/************************************************************************ - * * - * This register allows the II to become sluggish in removing * - * messages from its inbound queue (IIQ). This will cause messages to * - * back up in either virtual channel. Disabling the "molasses" mode * - * subsequently allows the II to be tested under stress. In the * - * sluggish ("Molasses") mode, the localized effects of congestion * - * can be observed. * - * * - ************************************************************************/ - -typedef union ii_iiap_u { - u64 ii_iiap_regval; - struct { - u64 i_rq_mls:6; - u64 i_rsvd_1:2; - u64 i_rp_mls:6; - u64 i_rsvd:50; - } ii_iiap_fld_s; -} ii_iiap_u_t; - -/************************************************************************ - * * - * This register allows several parameters of CRB operation to be * - * set. Note that writing to this register can have catastrophic side * - * effects, if the CRB is not quiescent, i.e. if the CRB is * - * processing protocol messages when the write occurs. * - * * - ************************************************************************/ - -typedef union ii_icmr_u { - u64 ii_icmr_regval; - struct { - u64 i_sp_msg:1; - u64 i_rd_hdr:1; - u64 i_rsvd_4:2; - u64 i_c_cnt:4; - u64 i_rsvd_3:4; - u64 i_clr_rqpd:1; - u64 i_clr_rppd:1; - u64 i_rsvd_2:2; - u64 i_fc_cnt:4; - u64 i_crb_vld:15; - u64 i_crb_mark:15; - u64 i_rsvd_1:2; - u64 i_precise:1; - u64 i_rsvd:11; - } ii_icmr_fld_s; -} ii_icmr_u_t; - -/************************************************************************ - * * - * This register allows control of the table portion of the CRB * - * logic via software. Control operations from this register have * - * priority over all incoming Crosstalk or BTE requests. * - * * - ************************************************************************/ - -typedef union ii_iccr_u { - u64 ii_iccr_regval; - struct { - u64 i_crb_num:4; - u64 i_rsvd_1:4; - u64 i_cmd:8; - u64 i_pending:1; - u64 i_rsvd:47; - } ii_iccr_fld_s; -} ii_iccr_u_t; - -/************************************************************************ - * * - * This register allows the maximum timeout value to be programmed. * - * * - ************************************************************************/ - -typedef union ii_icto_u { - u64 ii_icto_regval; - struct { - u64 i_timeout:8; - u64 i_rsvd:56; - } ii_icto_fld_s; -} ii_icto_u_t; - -/************************************************************************ - * * - * This register allows the timeout prescalar to be programmed. An * - * internal counter is associated with this register. When the * - * internal counter reaches the value of the PRESCALE field, the * - * timer registers in all valid CRBs are incremented (CRBx_D[TIMEOUT] * - * field). The internal counter resets to zero, and then continues * - * counting. * - * * - ************************************************************************/ - -typedef union ii_ictp_u { - u64 ii_ictp_regval; - struct { - u64 i_prescale:24; - u64 i_rsvd:40; - } ii_ictp_fld_s; -} ii_ictp_u_t; - -/************************************************************************ - * * - * Description: There are 15 CRB Entries (ICRB0 to ICRBE) that are * - * used for Crosstalk operations (both cacheline and partial * - * operations) or BTE/IO. Because the CRB entries are very wide, five * - * registers (_A to _E) are required to read and write each entry. * - * The CRB Entry registers can be conceptualized as rows and columns * - * (illustrated in the table above). Each row contains the 4 * - * registers required for a single CRB Entry. The first doubleword * - * (column) for each entry is labeled A, and the second doubleword * - * (higher address) is labeled B, the third doubleword is labeled C, * - * the fourth doubleword is labeled D and the fifth doubleword is * - * labeled E. All CRB entries have their addresses on a quarter * - * cacheline aligned boundary. * - * Upon reset, only the following fields are initialized: valid * - * (VLD), priority count, timeout, timeout valid, and context valid. * - * All other bits should be cleared by software before use (after * - * recovering any potential error state from before the reset). * - * The following four tables summarize the format for the four * - * registers that are used for each ICRB# Entry. * - * * - ************************************************************************/ - -typedef union ii_icrb0_a_u { - u64 ii_icrb0_a_regval; - struct { - u64 ia_iow:1; - u64 ia_vld:1; - u64 ia_addr:47; - u64 ia_tnum:5; - u64 ia_sidn:4; - u64 ia_rsvd:6; - } ii_icrb0_a_fld_s; -} ii_icrb0_a_u_t; - -/************************************************************************ - * * - * Description: There are 15 CRB Entries (ICRB0 to ICRBE) that are * - * used for Crosstalk operations (both cacheline and partial * - * operations) or BTE/IO. Because the CRB entries are very wide, five * - * registers (_A to _E) are required to read and write each entry. * - * * - ************************************************************************/ - -typedef union ii_icrb0_b_u { - u64 ii_icrb0_b_regval; - struct { - u64 ib_xt_err:1; - u64 ib_mark:1; - u64 ib_ln_uce:1; - u64 ib_errcode:3; - u64 ib_error:1; - u64 ib_stall__bte_1:1; - u64 ib_stall__bte_0:1; - u64 ib_stall__intr:1; - u64 ib_stall_ib:1; - u64 ib_intvn:1; - u64 ib_wb:1; - u64 ib_hold:1; - u64 ib_ack:1; - u64 ib_resp:1; - u64 ib_ack_cnt:11; - u64 ib_rsvd:7; - u64 ib_exc:5; - u64 ib_init:3; - u64 ib_imsg:8; - u64 ib_imsgtype:2; - u64 ib_use_old:1; - u64 ib_rsvd_1:11; - } ii_icrb0_b_fld_s; -} ii_icrb0_b_u_t; - -/************************************************************************ - * * - * Description: There are 15 CRB Entries (ICRB0 to ICRBE) that are * - * used for Crosstalk operations (both cacheline and partial * - * operations) or BTE/IO. Because the CRB entries are very wide, five * - * registers (_A to _E) are required to read and write each entry. * - * * - ************************************************************************/ - -typedef union ii_icrb0_c_u { - u64 ii_icrb0_c_regval; - struct { - u64 ic_source:15; - u64 ic_size:2; - u64 ic_ct:1; - u64 ic_bte_num:1; - u64 ic_gbr:1; - u64 ic_resprqd:1; - u64 ic_bo:1; - u64 ic_suppl:15; - u64 ic_rsvd:27; - } ii_icrb0_c_fld_s; -} ii_icrb0_c_u_t; - -/************************************************************************ - * * - * Description: There are 15 CRB Entries (ICRB0 to ICRBE) that are * - * used for Crosstalk operations (both cacheline and partial * - * operations) or BTE/IO. Because the CRB entries are very wide, five * - * registers (_A to _E) are required to read and write each entry. * - * * - ************************************************************************/ - -typedef union ii_icrb0_d_u { - u64 ii_icrb0_d_regval; - struct { - u64 id_pa_be:43; - u64 id_bte_op:1; - u64 id_pr_psc:4; - u64 id_pr_cnt:4; - u64 id_sleep:1; - u64 id_rsvd:11; - } ii_icrb0_d_fld_s; -} ii_icrb0_d_u_t; - -/************************************************************************ - * * - * Description: There are 15 CRB Entries (ICRB0 to ICRBE) that are * - * used for Crosstalk operations (both cacheline and partial * - * operations) or BTE/IO. Because the CRB entries are very wide, five * - * registers (_A to _E) are required to read and write each entry. * - * * - ************************************************************************/ - -typedef union ii_icrb0_e_u { - u64 ii_icrb0_e_regval; - struct { - u64 ie_timeout:8; - u64 ie_context:15; - u64 ie_rsvd:1; - u64 ie_tvld:1; - u64 ie_cvld:1; - u64 ie_rsvd_0:38; - } ii_icrb0_e_fld_s; -} ii_icrb0_e_u_t; - -/************************************************************************ - * * - * This register contains the lower 64 bits of the header of the * - * spurious message captured by II. Valid when the SP_MSG bit in ICMR * - * register is set. * - * * - ************************************************************************/ - -typedef union ii_icsml_u { - u64 ii_icsml_regval; - struct { - u64 i_tt_addr:47; - u64 i_newsuppl_ex:14; - u64 i_reserved:2; - u64 i_overflow:1; - } ii_icsml_fld_s; -} ii_icsml_u_t; - -/************************************************************************ - * * - * This register contains the middle 64 bits of the header of the * - * spurious message captured by II. Valid when the SP_MSG bit in ICMR * - * register is set. * - * * - ************************************************************************/ - -typedef union ii_icsmm_u { - u64 ii_icsmm_regval; - struct { - u64 i_tt_ack_cnt:11; - u64 i_reserved:53; - } ii_icsmm_fld_s; -} ii_icsmm_u_t; - -/************************************************************************ - * * - * This register contains the microscopic state, all the inputs to * - * the protocol table, captured with the spurious message. Valid when * - * the SP_MSG bit in the ICMR register is set. * - * * - ************************************************************************/ - -typedef union ii_icsmh_u { - u64 ii_icsmh_regval; - struct { - u64 i_tt_vld:1; - u64 i_xerr:1; - u64 i_ft_cwact_o:1; - u64 i_ft_wact_o:1; - u64 i_ft_active_o:1; - u64 i_sync:1; - u64 i_mnusg:1; - u64 i_mnusz:1; - u64 i_plusz:1; - u64 i_plusg:1; - u64 i_tt_exc:5; - u64 i_tt_wb:1; - u64 i_tt_hold:1; - u64 i_tt_ack:1; - u64 i_tt_resp:1; - u64 i_tt_intvn:1; - u64 i_g_stall_bte1:1; - u64 i_g_stall_bte0:1; - u64 i_g_stall_il:1; - u64 i_g_stall_ib:1; - u64 i_tt_imsg:8; - u64 i_tt_imsgtype:2; - u64 i_tt_use_old:1; - u64 i_tt_respreqd:1; - u64 i_tt_bte_num:1; - u64 i_cbn:1; - u64 i_match:1; - u64 i_rpcnt_lt_34:1; - u64 i_rpcnt_ge_34:1; - u64 i_rpcnt_lt_18:1; - u64 i_rpcnt_ge_18:1; - u64 i_rpcnt_lt_2:1; - u64 i_rpcnt_ge_2:1; - u64 i_rqcnt_lt_18:1; - u64 i_rqcnt_ge_18:1; - u64 i_rqcnt_lt_2:1; - u64 i_rqcnt_ge_2:1; - u64 i_tt_device:7; - u64 i_tt_init:3; - u64 i_reserved:5; - } ii_icsmh_fld_s; -} ii_icsmh_u_t; - -/************************************************************************ - * * - * The Shub DEBUG unit provides a 3-bit selection signal to the * - * II core and a 3-bit selection signal to the fsbclk domain in the II * - * wrapper. * - * * - ************************************************************************/ - -typedef union ii_idbss_u { - u64 ii_idbss_regval; - struct { - u64 i_iioclk_core_submenu:3; - u64 i_rsvd:5; - u64 i_fsbclk_wrapper_submenu:3; - u64 i_rsvd_1:5; - u64 i_iioclk_menu:5; - u64 i_rsvd_2:43; - } ii_idbss_fld_s; -} ii_idbss_u_t; - -/************************************************************************ - * * - * Description: This register is used to set up the length for a * - * transfer and then to monitor the progress of that transfer. This * - * register needs to be initialized before a transfer is started. A * - * legitimate write to this register will set the Busy bit, clear the * - * Error bit, and initialize the length to the value desired. * - * While the transfer is in progress, hardware will decrement the * - * length field with each successful block that is copied. Once the * - * transfer completes, hardware will clear the Busy bit. The length * - * field will also contain the number of cache lines left to be * - * transferred. * - * * - ************************************************************************/ - -typedef union ii_ibls0_u { - u64 ii_ibls0_regval; - struct { - u64 i_length:16; - u64 i_error:1; - u64 i_rsvd_1:3; - u64 i_busy:1; - u64 i_rsvd:43; - } ii_ibls0_fld_s; -} ii_ibls0_u_t; - -/************************************************************************ - * * - * This register should be loaded before a transfer is started. The * - * address to be loaded in bits 39:0 is the 40-bit TRex+ physical * - * address as described in Section 1.3, Figure2 and Figure3. Since * - * the bottom 7 bits of the address are always taken to be zero, BTE * - * transfers are always cacheline-aligned. * - * * - ************************************************************************/ - -typedef union ii_ibsa0_u { - u64 ii_ibsa0_regval; - struct { - u64 i_rsvd_1:7; - u64 i_addr:42; - u64 i_rsvd:15; - } ii_ibsa0_fld_s; -} ii_ibsa0_u_t; - -/************************************************************************ - * * - * This register should be loaded before a transfer is started. The * - * address to be loaded in bits 39:0 is the 40-bit TRex+ physical * - * address as described in Section 1.3, Figure2 and Figure3. Since * - * the bottom 7 bits of the address are always taken to be zero, BTE * - * transfers are always cacheline-aligned. * - * * - ************************************************************************/ - -typedef union ii_ibda0_u { - u64 ii_ibda0_regval; - struct { - u64 i_rsvd_1:7; - u64 i_addr:42; - u64 i_rsvd:15; - } ii_ibda0_fld_s; -} ii_ibda0_u_t; - -/************************************************************************ - * * - * Writing to this register sets up the attributes of the transfer * - * and initiates the transfer operation. Reading this register has * - * the side effect of terminating any transfer in progress. Note: * - * stopping a transfer midstream could have an adverse impact on the * - * other BTE. If a BTE stream has to be stopped (due to error * - * handling for example), both BTE streams should be stopped and * - * their transfers discarded. * - * * - ************************************************************************/ - -typedef union ii_ibct0_u { - u64 ii_ibct0_regval; - struct { - u64 i_zerofill:1; - u64 i_rsvd_2:3; - u64 i_notify:1; - u64 i_rsvd_1:3; - u64 i_poison:1; - u64 i_rsvd:55; - } ii_ibct0_fld_s; -} ii_ibct0_u_t; - -/************************************************************************ - * * - * This register contains the address to which the WINV is sent. * - * This address has to be cache line aligned. * - * * - ************************************************************************/ - -typedef union ii_ibna0_u { - u64 ii_ibna0_regval; - struct { - u64 i_rsvd_1:7; - u64 i_addr:42; - u64 i_rsvd:15; - } ii_ibna0_fld_s; -} ii_ibna0_u_t; - -/************************************************************************ - * * - * This register contains the programmable level as well as the node * - * ID and PI unit of the processor to which the interrupt will be * - * sent. * - * * - ************************************************************************/ - -typedef union ii_ibia0_u { - u64 ii_ibia0_regval; - struct { - u64 i_rsvd_2:1; - u64 i_node_id:11; - u64 i_rsvd_1:4; - u64 i_level:7; - u64 i_rsvd:41; - } ii_ibia0_fld_s; -} ii_ibia0_u_t; - -/************************************************************************ - * * - * Description: This register is used to set up the length for a * - * transfer and then to monitor the progress of that transfer. This * - * register needs to be initialized before a transfer is started. A * - * legitimate write to this register will set the Busy bit, clear the * - * Error bit, and initialize the length to the value desired. * - * While the transfer is in progress, hardware will decrement the * - * length field with each successful block that is copied. Once the * - * transfer completes, hardware will clear the Busy bit. The length * - * field will also contain the number of cache lines left to be * - * transferred. * - * * - ************************************************************************/ - -typedef union ii_ibls1_u { - u64 ii_ibls1_regval; - struct { - u64 i_length:16; - u64 i_error:1; - u64 i_rsvd_1:3; - u64 i_busy:1; - u64 i_rsvd:43; - } ii_ibls1_fld_s; -} ii_ibls1_u_t; - -/************************************************************************ - * * - * This register should be loaded before a transfer is started. The * - * address to be loaded in bits 39:0 is the 40-bit TRex+ physical * - * address as described in Section 1.3, Figure2 and Figure3. Since * - * the bottom 7 bits of the address are always taken to be zero, BTE * - * transfers are always cacheline-aligned. * - * * - ************************************************************************/ - -typedef union ii_ibsa1_u { - u64 ii_ibsa1_regval; - struct { - u64 i_rsvd_1:7; - u64 i_addr:33; - u64 i_rsvd:24; - } ii_ibsa1_fld_s; -} ii_ibsa1_u_t; - -/************************************************************************ - * * - * This register should be loaded before a transfer is started. The * - * address to be loaded in bits 39:0 is the 40-bit TRex+ physical * - * address as described in Section 1.3, Figure2 and Figure3. Since * - * the bottom 7 bits of the address are always taken to be zero, BTE * - * transfers are always cacheline-aligned. * - * * - ************************************************************************/ - -typedef union ii_ibda1_u { - u64 ii_ibda1_regval; - struct { - u64 i_rsvd_1:7; - u64 i_addr:33; - u64 i_rsvd:24; - } ii_ibda1_fld_s; -} ii_ibda1_u_t; - -/************************************************************************ - * * - * Writing to this register sets up the attributes of the transfer * - * and initiates the transfer operation. Reading this register has * - * the side effect of terminating any transfer in progress. Note: * - * stopping a transfer midstream could have an adverse impact on the * - * other BTE. If a BTE stream has to be stopped (due to error * - * handling for example), both BTE streams should be stopped and * - * their transfers discarded. * - * * - ************************************************************************/ - -typedef union ii_ibct1_u { - u64 ii_ibct1_regval; - struct { - u64 i_zerofill:1; - u64 i_rsvd_2:3; - u64 i_notify:1; - u64 i_rsvd_1:3; - u64 i_poison:1; - u64 i_rsvd:55; - } ii_ibct1_fld_s; -} ii_ibct1_u_t; - -/************************************************************************ - * * - * This register contains the address to which the WINV is sent. * - * This address has to be cache line aligned. * - * * - ************************************************************************/ - -typedef union ii_ibna1_u { - u64 ii_ibna1_regval; - struct { - u64 i_rsvd_1:7; - u64 i_addr:33; - u64 i_rsvd:24; - } ii_ibna1_fld_s; -} ii_ibna1_u_t; - -/************************************************************************ - * * - * This register contains the programmable level as well as the node * - * ID and PI unit of the processor to which the interrupt will be * - * sent. * - * * - ************************************************************************/ - -typedef union ii_ibia1_u { - u64 ii_ibia1_regval; - struct { - u64 i_pi_id:1; - u64 i_node_id:8; - u64 i_rsvd_1:7; - u64 i_level:7; - u64 i_rsvd:41; - } ii_ibia1_fld_s; -} ii_ibia1_u_t; - -/************************************************************************ - * * - * This register defines the resources that feed information into * - * the two performance counters located in the IO Performance * - * Profiling Register. There are 17 different quantities that can be * - * measured. Given these 17 different options, the two performance * - * counters have 15 of them in common; menu selections 0 through 0xE * - * are identical for each performance counter. As for the other two * - * options, one is available from one performance counter and the * - * other is available from the other performance counter. Hence, the * - * II supports all 17*16=272 possible combinations of quantities to * - * measure. * - * * - ************************************************************************/ - -typedef union ii_ipcr_u { - u64 ii_ipcr_regval; - struct { - u64 i_ippr0_c:4; - u64 i_ippr1_c:4; - u64 i_icct:8; - u64 i_rsvd:48; - } ii_ipcr_fld_s; -} ii_ipcr_u_t; - -/************************************************************************ - * * - * * - * * - ************************************************************************/ - -typedef union ii_ippr_u { - u64 ii_ippr_regval; - struct { - u64 i_ippr0:32; - u64 i_ippr1:32; - } ii_ippr_fld_s; -} ii_ippr_u_t; - -/************************************************************************ - * * - * The following defines which were not formed into structures are * - * probably indentical to another register, and the name of the * - * register is provided against each of these registers. This * - * information needs to be checked carefully * - * * - * IIO_ICRB1_A IIO_ICRB0_A * - * IIO_ICRB1_B IIO_ICRB0_B * - * IIO_ICRB1_C IIO_ICRB0_C * - * IIO_ICRB1_D IIO_ICRB0_D * - * IIO_ICRB1_E IIO_ICRB0_E * - * IIO_ICRB2_A IIO_ICRB0_A * - * IIO_ICRB2_B IIO_ICRB0_B * - * IIO_ICRB2_C IIO_ICRB0_C * - * IIO_ICRB2_D IIO_ICRB0_D * - * IIO_ICRB2_E IIO_ICRB0_E * - * IIO_ICRB3_A IIO_ICRB0_A * - * IIO_ICRB3_B IIO_ICRB0_B * - * IIO_ICRB3_C IIO_ICRB0_C * - * IIO_ICRB3_D IIO_ICRB0_D * - * IIO_ICRB3_E IIO_ICRB0_E * - * IIO_ICRB4_A IIO_ICRB0_A * - * IIO_ICRB4_B IIO_ICRB0_B * - * IIO_ICRB4_C IIO_ICRB0_C * - * IIO_ICRB4_D IIO_ICRB0_D * - * IIO_ICRB4_E IIO_ICRB0_E * - * IIO_ICRB5_A IIO_ICRB0_A * - * IIO_ICRB5_B IIO_ICRB0_B * - * IIO_ICRB5_C IIO_ICRB0_C * - * IIO_ICRB5_D IIO_ICRB0_D * - * IIO_ICRB5_E IIO_ICRB0_E * - * IIO_ICRB6_A IIO_ICRB0_A * - * IIO_ICRB6_B IIO_ICRB0_B * - * IIO_ICRB6_C IIO_ICRB0_C * - * IIO_ICRB6_D IIO_ICRB0_D * - * IIO_ICRB6_E IIO_ICRB0_E * - * IIO_ICRB7_A IIO_ICRB0_A * - * IIO_ICRB7_B IIO_ICRB0_B * - * IIO_ICRB7_C IIO_ICRB0_C * - * IIO_ICRB7_D IIO_ICRB0_D * - * IIO_ICRB7_E IIO_ICRB0_E * - * IIO_ICRB8_A IIO_ICRB0_A * - * IIO_ICRB8_B IIO_ICRB0_B * - * IIO_ICRB8_C IIO_ICRB0_C * - * IIO_ICRB8_D IIO_ICRB0_D * - * IIO_ICRB8_E IIO_ICRB0_E * - * IIO_ICRB9_A IIO_ICRB0_A * - * IIO_ICRB9_B IIO_ICRB0_B * - * IIO_ICRB9_C IIO_ICRB0_C * - * IIO_ICRB9_D IIO_ICRB0_D * - * IIO_ICRB9_E IIO_ICRB0_E * - * IIO_ICRBA_A IIO_ICRB0_A * - * IIO_ICRBA_B IIO_ICRB0_B * - * IIO_ICRBA_C IIO_ICRB0_C * - * IIO_ICRBA_D IIO_ICRB0_D * - * IIO_ICRBA_E IIO_ICRB0_E * - * IIO_ICRBB_A IIO_ICRB0_A * - * IIO_ICRBB_B IIO_ICRB0_B * - * IIO_ICRBB_C IIO_ICRB0_C * - * IIO_ICRBB_D IIO_ICRB0_D * - * IIO_ICRBB_E IIO_ICRB0_E * - * IIO_ICRBC_A IIO_ICRB0_A * - * IIO_ICRBC_B IIO_ICRB0_B * - * IIO_ICRBC_C IIO_ICRB0_C * - * IIO_ICRBC_D IIO_ICRB0_D * - * IIO_ICRBC_E IIO_ICRB0_E * - * IIO_ICRBD_A IIO_ICRB0_A * - * IIO_ICRBD_B IIO_ICRB0_B * - * IIO_ICRBD_C IIO_ICRB0_C * - * IIO_ICRBD_D IIO_ICRB0_D * - * IIO_ICRBD_E IIO_ICRB0_E * - * IIO_ICRBE_A IIO_ICRB0_A * - * IIO_ICRBE_B IIO_ICRB0_B * - * IIO_ICRBE_C IIO_ICRB0_C * - * IIO_ICRBE_D IIO_ICRB0_D * - * IIO_ICRBE_E IIO_ICRB0_E * - * * - ************************************************************************/ - -/* - * Slightly friendlier names for some common registers. - */ -#define IIO_WIDGET IIO_WID /* Widget identification */ -#define IIO_WIDGET_STAT IIO_WSTAT /* Widget status register */ -#define IIO_WIDGET_CTRL IIO_WCR /* Widget control register */ -#define IIO_PROTECT IIO_ILAPR /* IO interface protection */ -#define IIO_PROTECT_OVRRD IIO_ILAPO /* IO protect override */ -#define IIO_OUTWIDGET_ACCESS IIO_IOWA /* Outbound widget access */ -#define IIO_INWIDGET_ACCESS IIO_IIWA /* Inbound widget access */ -#define IIO_INDEV_ERR_MASK IIO_IIDEM /* Inbound device error mask */ -#define IIO_LLP_CSR IIO_ILCSR /* LLP control and status */ -#define IIO_LLP_LOG IIO_ILLR /* LLP log */ -#define IIO_XTALKCC_TOUT IIO_IXCC /* Xtalk credit count timeout */ -#define IIO_XTALKTT_TOUT IIO_IXTT /* Xtalk tail timeout */ -#define IIO_IO_ERR_CLR IIO_IECLR /* IO error clear */ -#define IIO_IGFX_0 IIO_IGFX0 -#define IIO_IGFX_1 IIO_IGFX1 -#define IIO_IBCT_0 IIO_IBCT0 -#define IIO_IBCT_1 IIO_IBCT1 -#define IIO_IBLS_0 IIO_IBLS0 -#define IIO_IBLS_1 IIO_IBLS1 -#define IIO_IBSA_0 IIO_IBSA0 -#define IIO_IBSA_1 IIO_IBSA1 -#define IIO_IBDA_0 IIO_IBDA0 -#define IIO_IBDA_1 IIO_IBDA1 -#define IIO_IBNA_0 IIO_IBNA0 -#define IIO_IBNA_1 IIO_IBNA1 -#define IIO_IBIA_0 IIO_IBIA0 -#define IIO_IBIA_1 IIO_IBIA1 -#define IIO_IOPRB_0 IIO_IPRB0 - -#define IIO_PRTE_A(_x) (IIO_IPRTE0_A + (8 * (_x))) -#define IIO_PRTE_B(_x) (IIO_IPRTE0_B + (8 * (_x))) -#define IIO_NUM_PRTES 8 /* Total number of PRB table entries */ -#define IIO_WIDPRTE_A(x) IIO_PRTE_A(((x) - 8)) /* widget ID to its PRTE num */ -#define IIO_WIDPRTE_B(x) IIO_PRTE_B(((x) - 8)) /* widget ID to its PRTE num */ - -#define IIO_NUM_IPRBS 9 - -#define IIO_LLP_CSR_IS_UP 0x00002000 -#define IIO_LLP_CSR_LLP_STAT_MASK 0x00003000 -#define IIO_LLP_CSR_LLP_STAT_SHFT 12 - -#define IIO_LLP_CB_MAX 0xffff /* in ILLR CB_CNT, Max Check Bit errors */ -#define IIO_LLP_SN_MAX 0xffff /* in ILLR SN_CNT, Max Sequence Number errors */ - -/* key to IIO_PROTECT_OVRRD */ -#define IIO_PROTECT_OVRRD_KEY 0x53474972756c6573ull /* "SGIrules" */ - -/* BTE register names */ -#define IIO_BTE_STAT_0 IIO_IBLS_0 /* Also BTE length/status 0 */ -#define IIO_BTE_SRC_0 IIO_IBSA_0 /* Also BTE source address 0 */ -#define IIO_BTE_DEST_0 IIO_IBDA_0 /* Also BTE dest. address 0 */ -#define IIO_BTE_CTRL_0 IIO_IBCT_0 /* Also BTE control/terminate 0 */ -#define IIO_BTE_NOTIFY_0 IIO_IBNA_0 /* Also BTE notification 0 */ -#define IIO_BTE_INT_0 IIO_IBIA_0 /* Also BTE interrupt 0 */ -#define IIO_BTE_OFF_0 0 /* Base offset from BTE 0 regs. */ -#define IIO_BTE_OFF_1 (IIO_IBLS_1 - IIO_IBLS_0) /* Offset from base to BTE 1 */ - -/* BTE register offsets from base */ -#define BTEOFF_STAT 0 -#define BTEOFF_SRC (IIO_BTE_SRC_0 - IIO_BTE_STAT_0) -#define BTEOFF_DEST (IIO_BTE_DEST_0 - IIO_BTE_STAT_0) -#define BTEOFF_CTRL (IIO_BTE_CTRL_0 - IIO_BTE_STAT_0) -#define BTEOFF_NOTIFY (IIO_BTE_NOTIFY_0 - IIO_BTE_STAT_0) -#define BTEOFF_INT (IIO_BTE_INT_0 - IIO_BTE_STAT_0) - -/* names used in shub diags */ -#define IIO_BASE_BTE0 IIO_IBLS_0 -#define IIO_BASE_BTE1 IIO_IBLS_1 - -/* - * Macro which takes the widget number, and returns the - * IO PRB address of that widget. - * value _x is expected to be a widget number in the range - * 0, 8 - 0xF - */ -#define IIO_IOPRB(_x) (IIO_IOPRB_0 + ( ( (_x) < HUB_WIDGET_ID_MIN ? \ - (_x) : \ - (_x) - (HUB_WIDGET_ID_MIN-1)) << 3) ) - -/* GFX Flow Control Node/Widget Register */ -#define IIO_IGFX_W_NUM_BITS 4 /* size of widget num field */ -#define IIO_IGFX_W_NUM_MASK ((1<<IIO_IGFX_W_NUM_BITS)-1) -#define IIO_IGFX_W_NUM_SHIFT 0 -#define IIO_IGFX_PI_NUM_BITS 1 /* size of PI num field */ -#define IIO_IGFX_PI_NUM_MASK ((1<<IIO_IGFX_PI_NUM_BITS)-1) -#define IIO_IGFX_PI_NUM_SHIFT 4 -#define IIO_IGFX_N_NUM_BITS 8 /* size of node num field */ -#define IIO_IGFX_N_NUM_MASK ((1<<IIO_IGFX_N_NUM_BITS)-1) -#define IIO_IGFX_N_NUM_SHIFT 5 -#define IIO_IGFX_P_NUM_BITS 1 /* size of processor num field */ -#define IIO_IGFX_P_NUM_MASK ((1<<IIO_IGFX_P_NUM_BITS)-1) -#define IIO_IGFX_P_NUM_SHIFT 16 -#define IIO_IGFX_INIT(widget, pi, node, cpu) (\ - (((widget) & IIO_IGFX_W_NUM_MASK) << IIO_IGFX_W_NUM_SHIFT) | \ - (((pi) & IIO_IGFX_PI_NUM_MASK)<< IIO_IGFX_PI_NUM_SHIFT)| \ - (((node) & IIO_IGFX_N_NUM_MASK) << IIO_IGFX_N_NUM_SHIFT) | \ - (((cpu) & IIO_IGFX_P_NUM_MASK) << IIO_IGFX_P_NUM_SHIFT)) - -/* Scratch registers (all bits available) */ -#define IIO_SCRATCH_REG0 IIO_ISCR0 -#define IIO_SCRATCH_REG1 IIO_ISCR1 -#define IIO_SCRATCH_MASK 0xffffffffffffffffUL - -#define IIO_SCRATCH_BIT0_0 0x0000000000000001UL -#define IIO_SCRATCH_BIT0_1 0x0000000000000002UL -#define IIO_SCRATCH_BIT0_2 0x0000000000000004UL -#define IIO_SCRATCH_BIT0_3 0x0000000000000008UL -#define IIO_SCRATCH_BIT0_4 0x0000000000000010UL -#define IIO_SCRATCH_BIT0_5 0x0000000000000020UL -#define IIO_SCRATCH_BIT0_6 0x0000000000000040UL -#define IIO_SCRATCH_BIT0_7 0x0000000000000080UL -#define IIO_SCRATCH_BIT0_8 0x0000000000000100UL -#define IIO_SCRATCH_BIT0_9 0x0000000000000200UL -#define IIO_SCRATCH_BIT0_A 0x0000000000000400UL - -#define IIO_SCRATCH_BIT1_0 0x0000000000000001UL -#define IIO_SCRATCH_BIT1_1 0x0000000000000002UL -/* IO Translation Table Entries */ -#define IIO_NUM_ITTES 7 /* ITTEs numbered 0..6 */ - /* Hw manuals number them 1..7! */ -/* - * IIO_IMEM Register fields. - */ -#define IIO_IMEM_W0ESD 0x1UL /* Widget 0 shut down due to error */ -#define IIO_IMEM_B0ESD (1UL << 4) /* BTE 0 shut down due to error */ -#define IIO_IMEM_B1ESD (1UL << 8) /* BTE 1 Shut down due to error */ - -/* - * As a permanent workaround for a bug in the PI side of the shub, we've - * redefined big window 7 as small window 0. - XXX does this still apply for SN1?? - */ -#define HUB_NUM_BIG_WINDOW (IIO_NUM_ITTES - 1) - -/* - * Use the top big window as a surrogate for the first small window - */ -#define SWIN0_BIGWIN HUB_NUM_BIG_WINDOW - -#define ILCSR_WARM_RESET 0x100 - -/* - * CRB manipulation macros - * The CRB macros are slightly complicated, since there are up to - * four registers associated with each CRB entry. - */ -#define IIO_NUM_CRBS 15 /* Number of CRBs */ -#define IIO_NUM_PC_CRBS 4 /* Number of partial cache CRBs */ -#define IIO_ICRB_OFFSET 8 -#define IIO_ICRB_0 IIO_ICRB0_A -#define IIO_ICRB_ADDR_SHFT 2 /* Shift to get proper address */ -/* XXX - This is now tuneable: - #define IIO_FIRST_PC_ENTRY 12 - */ - -#define IIO_ICRB_A(_x) ((u64)(IIO_ICRB_0 + (6 * IIO_ICRB_OFFSET * (_x)))) -#define IIO_ICRB_B(_x) ((u64)((char *)IIO_ICRB_A(_x) + 1*IIO_ICRB_OFFSET)) -#define IIO_ICRB_C(_x) ((u64)((char *)IIO_ICRB_A(_x) + 2*IIO_ICRB_OFFSET)) -#define IIO_ICRB_D(_x) ((u64)((char *)IIO_ICRB_A(_x) + 3*IIO_ICRB_OFFSET)) -#define IIO_ICRB_E(_x) ((u64)((char *)IIO_ICRB_A(_x) + 4*IIO_ICRB_OFFSET)) - -#define TNUM_TO_WIDGET_DEV(_tnum) (_tnum & 0x7) - -/* - * values for "ecode" field - */ -#define IIO_ICRB_ECODE_DERR 0 /* Directory error due to IIO access */ -#define IIO_ICRB_ECODE_PERR 1 /* Poison error on IO access */ -#define IIO_ICRB_ECODE_WERR 2 /* Write error by IIO access - * e.g. WINV to a Read only line. */ -#define IIO_ICRB_ECODE_AERR 3 /* Access error caused by IIO access */ -#define IIO_ICRB_ECODE_PWERR 4 /* Error on partial write */ -#define IIO_ICRB_ECODE_PRERR 5 /* Error on partial read */ -#define IIO_ICRB_ECODE_TOUT 6 /* CRB timeout before deallocating */ -#define IIO_ICRB_ECODE_XTERR 7 /* Incoming xtalk pkt had error bit */ - -/* - * Values for field imsgtype - */ -#define IIO_ICRB_IMSGT_XTALK 0 /* Incoming Meessage from Xtalk */ -#define IIO_ICRB_IMSGT_BTE 1 /* Incoming message from BTE */ -#define IIO_ICRB_IMSGT_SN1NET 2 /* Incoming message from SN1 net */ -#define IIO_ICRB_IMSGT_CRB 3 /* Incoming message from CRB ??? */ - -/* - * values for field initiator. - */ -#define IIO_ICRB_INIT_XTALK 0 /* Message originated in xtalk */ -#define IIO_ICRB_INIT_BTE0 0x1 /* Message originated in BTE 0 */ -#define IIO_ICRB_INIT_SN1NET 0x2 /* Message originated in SN1net */ -#define IIO_ICRB_INIT_CRB 0x3 /* Message originated in CRB ? */ -#define IIO_ICRB_INIT_BTE1 0x5 /* MEssage originated in BTE 1 */ - -/* - * Number of credits Hub widget has while sending req/response to - * xbow. - * Value of 3 is required by Xbow 1.1 - * We may be able to increase this to 4 with Xbow 1.2. - */ -#define HUBII_XBOW_CREDIT 3 -#define HUBII_XBOW_REV2_CREDIT 4 - -/* - * Number of credits that xtalk devices should use when communicating - * with a SHub (depth of SHub's queue). - */ -#define HUB_CREDIT 4 - -/* - * Some IIO_PRB fields - */ -#define IIO_PRB_MULTI_ERR (1LL << 63) -#define IIO_PRB_SPUR_RD (1LL << 51) -#define IIO_PRB_SPUR_WR (1LL << 50) -#define IIO_PRB_RD_TO (1LL << 49) -#define IIO_PRB_ERROR (1LL << 48) - -/************************************************************************* - - Some of the IIO field masks and shifts are defined here. - This is in order to maintain compatibility in SN0 and SN1 code - -**************************************************************************/ - -/* - * ICMR register fields - * (Note: the IIO_ICMR_P_CNT and IIO_ICMR_PC_VLD from Hub are not - * present in SHub) - */ - -#define IIO_ICMR_CRB_VLD_SHFT 20 -#define IIO_ICMR_CRB_VLD_MASK (0x7fffUL << IIO_ICMR_CRB_VLD_SHFT) - -#define IIO_ICMR_FC_CNT_SHFT 16 -#define IIO_ICMR_FC_CNT_MASK (0xf << IIO_ICMR_FC_CNT_SHFT) - -#define IIO_ICMR_C_CNT_SHFT 4 -#define IIO_ICMR_C_CNT_MASK (0xf << IIO_ICMR_C_CNT_SHFT) - -#define IIO_ICMR_PRECISE (1UL << 52) -#define IIO_ICMR_CLR_RPPD (1UL << 13) -#define IIO_ICMR_CLR_RQPD (1UL << 12) - -/* - * IIO PIO Deallocation register field masks : (IIO_IPDR) - XXX present but not needed in bedrock? See the manual. - */ -#define IIO_IPDR_PND (1 << 4) - -/* - * IIO CRB deallocation register field masks: (IIO_ICDR) - */ -#define IIO_ICDR_PND (1 << 4) - -/* - * IO BTE Length/Status (IIO_IBLS) register bit field definitions - */ -#define IBLS_BUSY (0x1UL << 20) -#define IBLS_ERROR_SHFT 16 -#define IBLS_ERROR (0x1UL << IBLS_ERROR_SHFT) -#define IBLS_LENGTH_MASK 0xffff - -/* - * IO BTE Control/Terminate register (IBCT) register bit field definitions - */ -#define IBCT_POISON (0x1UL << 8) -#define IBCT_NOTIFY (0x1UL << 4) -#define IBCT_ZFIL_MODE (0x1UL << 0) - -/* - * IIO Incoming Error Packet Header (IIO_IIEPH1/IIO_IIEPH2) - */ -#define IIEPH1_VALID (1UL << 44) -#define IIEPH1_OVERRUN (1UL << 40) -#define IIEPH1_ERR_TYPE_SHFT 32 -#define IIEPH1_ERR_TYPE_MASK 0xf -#define IIEPH1_SOURCE_SHFT 20 -#define IIEPH1_SOURCE_MASK 11 -#define IIEPH1_SUPPL_SHFT 8 -#define IIEPH1_SUPPL_MASK 11 -#define IIEPH1_CMD_SHFT 0 -#define IIEPH1_CMD_MASK 7 - -#define IIEPH2_TAIL (1UL << 40) -#define IIEPH2_ADDRESS_SHFT 0 -#define IIEPH2_ADDRESS_MASK 38 - -#define IIEPH1_ERR_SHORT_REQ 2 -#define IIEPH1_ERR_SHORT_REPLY 3 -#define IIEPH1_ERR_LONG_REQ 4 -#define IIEPH1_ERR_LONG_REPLY 5 - -/* - * IO Error Clear register bit field definitions - */ -#define IECLR_PI1_FWD_INT (1UL << 31) /* clear PI1_FORWARD_INT in iidsr */ -#define IECLR_PI0_FWD_INT (1UL << 30) /* clear PI0_FORWARD_INT in iidsr */ -#define IECLR_SPUR_RD_HDR (1UL << 29) /* clear valid bit in ixss reg */ -#define IECLR_BTE1 (1UL << 18) /* clear bte error 1 */ -#define IECLR_BTE0 (1UL << 17) /* clear bte error 0 */ -#define IECLR_CRAZY (1UL << 16) /* clear crazy bit in wstat reg */ -#define IECLR_PRB_F (1UL << 15) /* clear err bit in PRB_F reg */ -#define IECLR_PRB_E (1UL << 14) /* clear err bit in PRB_E reg */ -#define IECLR_PRB_D (1UL << 13) /* clear err bit in PRB_D reg */ -#define IECLR_PRB_C (1UL << 12) /* clear err bit in PRB_C reg */ -#define IECLR_PRB_B (1UL << 11) /* clear err bit in PRB_B reg */ -#define IECLR_PRB_A (1UL << 10) /* clear err bit in PRB_A reg */ -#define IECLR_PRB_9 (1UL << 9) /* clear err bit in PRB_9 reg */ -#define IECLR_PRB_8 (1UL << 8) /* clear err bit in PRB_8 reg */ -#define IECLR_PRB_0 (1UL << 0) /* clear err bit in PRB_0 reg */ - -/* - * IIO CRB control register Fields: IIO_ICCR - */ -#define IIO_ICCR_PENDING 0x10000 -#define IIO_ICCR_CMD_MASK 0xFF -#define IIO_ICCR_CMD_SHFT 7 -#define IIO_ICCR_CMD_NOP 0x0 /* No Op */ -#define IIO_ICCR_CMD_WAKE 0x100 /* Reactivate CRB entry and process */ -#define IIO_ICCR_CMD_TIMEOUT 0x200 /* Make CRB timeout & mark invalid */ -#define IIO_ICCR_CMD_EJECT 0x400 /* Contents of entry written to memory - * via a WB - */ -#define IIO_ICCR_CMD_FLUSH 0x800 - -/* - * - * CRB Register description. - * - * WARNING * WARNING * WARNING * WARNING * WARNING * WARNING * WARNING - * WARNING * WARNING * WARNING * WARNING * WARNING * WARNING * WARNING - * WARNING * WARNING * WARNING * WARNING * WARNING * WARNING * WARNING - * WARNING * WARNING * WARNING * WARNING * WARNING * WARNING * WARNING - * WARNING * WARNING * WARNING * WARNING * WARNING * WARNING * WARNING - * - * Many of the fields in CRB are status bits used by hardware - * for implementation of the protocol. It's very dangerous to - * mess around with the CRB registers. - * - * It's OK to read the CRB registers and try to make sense out of the - * fields in CRB. - * - * Updating CRB requires all activities in Hub IIO to be quiesced. - * otherwise, a write to CRB could corrupt other CRB entries. - * CRBs are here only as a back door peek to shub IIO's status. - * Quiescing implies no dmas no PIOs - * either directly from the cpu or from sn0net. - * this is not something that can be done easily. So, AVOID updating - * CRBs. - */ - -/* - * Easy access macros for CRBs, all 5 registers (A-E) - */ -typedef ii_icrb0_a_u_t icrba_t; -#define a_sidn ii_icrb0_a_fld_s.ia_sidn -#define a_tnum ii_icrb0_a_fld_s.ia_tnum -#define a_addr ii_icrb0_a_fld_s.ia_addr -#define a_valid ii_icrb0_a_fld_s.ia_vld -#define a_iow ii_icrb0_a_fld_s.ia_iow -#define a_regvalue ii_icrb0_a_regval - -typedef ii_icrb0_b_u_t icrbb_t; -#define b_use_old ii_icrb0_b_fld_s.ib_use_old -#define b_imsgtype ii_icrb0_b_fld_s.ib_imsgtype -#define b_imsg ii_icrb0_b_fld_s.ib_imsg -#define b_initiator ii_icrb0_b_fld_s.ib_init -#define b_exc ii_icrb0_b_fld_s.ib_exc -#define b_ackcnt ii_icrb0_b_fld_s.ib_ack_cnt -#define b_resp ii_icrb0_b_fld_s.ib_resp -#define b_ack ii_icrb0_b_fld_s.ib_ack -#define b_hold ii_icrb0_b_fld_s.ib_hold -#define b_wb ii_icrb0_b_fld_s.ib_wb -#define b_intvn ii_icrb0_b_fld_s.ib_intvn -#define b_stall_ib ii_icrb0_b_fld_s.ib_stall_ib -#define b_stall_int ii_icrb0_b_fld_s.ib_stall__intr -#define b_stall_bte_0 ii_icrb0_b_fld_s.ib_stall__bte_0 -#define b_stall_bte_1 ii_icrb0_b_fld_s.ib_stall__bte_1 -#define b_error ii_icrb0_b_fld_s.ib_error -#define b_ecode ii_icrb0_b_fld_s.ib_errcode -#define b_lnetuce ii_icrb0_b_fld_s.ib_ln_uce -#define b_mark ii_icrb0_b_fld_s.ib_mark -#define b_xerr ii_icrb0_b_fld_s.ib_xt_err -#define b_regvalue ii_icrb0_b_regval - -typedef ii_icrb0_c_u_t icrbc_t; -#define c_suppl ii_icrb0_c_fld_s.ic_suppl -#define c_barrop ii_icrb0_c_fld_s.ic_bo -#define c_doresp ii_icrb0_c_fld_s.ic_resprqd -#define c_gbr ii_icrb0_c_fld_s.ic_gbr -#define c_btenum ii_icrb0_c_fld_s.ic_bte_num -#define c_cohtrans ii_icrb0_c_fld_s.ic_ct -#define c_xtsize ii_icrb0_c_fld_s.ic_size -#define c_source ii_icrb0_c_fld_s.ic_source -#define c_regvalue ii_icrb0_c_regval - -typedef ii_icrb0_d_u_t icrbd_t; -#define d_sleep ii_icrb0_d_fld_s.id_sleep -#define d_pricnt ii_icrb0_d_fld_s.id_pr_cnt -#define d_pripsc ii_icrb0_d_fld_s.id_pr_psc -#define d_bteop ii_icrb0_d_fld_s.id_bte_op -#define d_bteaddr ii_icrb0_d_fld_s.id_pa_be /* ic_pa_be fld has 2 names */ -#define d_benable ii_icrb0_d_fld_s.id_pa_be /* ic_pa_be fld has 2 names */ -#define d_regvalue ii_icrb0_d_regval - -typedef ii_icrb0_e_u_t icrbe_t; -#define icrbe_ctxtvld ii_icrb0_e_fld_s.ie_cvld -#define icrbe_toutvld ii_icrb0_e_fld_s.ie_tvld -#define icrbe_context ii_icrb0_e_fld_s.ie_context -#define icrbe_timeout ii_icrb0_e_fld_s.ie_timeout -#define e_regvalue ii_icrb0_e_regval - -/* Number of widgets supported by shub */ -#define HUB_NUM_WIDGET 9 -#define HUB_WIDGET_ID_MIN 0x8 -#define HUB_WIDGET_ID_MAX 0xf - -#define HUB_WIDGET_PART_NUM 0xc120 -#define MAX_HUBS_PER_XBOW 2 - -/* A few more #defines for backwards compatibility */ -#define iprb_t ii_iprb0_u_t -#define iprb_regval ii_iprb0_regval -#define iprb_mult_err ii_iprb0_fld_s.i_mult_err -#define iprb_spur_rd ii_iprb0_fld_s.i_spur_rd -#define iprb_spur_wr ii_iprb0_fld_s.i_spur_wr -#define iprb_rd_to ii_iprb0_fld_s.i_rd_to -#define iprb_ovflow ii_iprb0_fld_s.i_of_cnt -#define iprb_error ii_iprb0_fld_s.i_error -#define iprb_ff ii_iprb0_fld_s.i_f -#define iprb_mode ii_iprb0_fld_s.i_m -#define iprb_bnakctr ii_iprb0_fld_s.i_nb -#define iprb_anakctr ii_iprb0_fld_s.i_na -#define iprb_xtalkctr ii_iprb0_fld_s.i_c - -#define LNK_STAT_WORKING 0x2 /* LLP is working */ - -#define IIO_WSTAT_ECRAZY (1ULL << 32) /* Hub gone crazy */ -#define IIO_WSTAT_TXRETRY (1ULL << 9) /* Hub Tx Retry timeout */ -#define IIO_WSTAT_TXRETRY_MASK 0x7F /* should be 0xFF?? */ -#define IIO_WSTAT_TXRETRY_SHFT 16 -#define IIO_WSTAT_TXRETRY_CNT(w) (((w) >> IIO_WSTAT_TXRETRY_SHFT) & \ - IIO_WSTAT_TXRETRY_MASK) - -/* Number of II perf. counters we can multiplex at once */ - -#define IO_PERF_SETS 32 - -/* Bit for the widget in inbound access register */ -#define IIO_IIWA_WIDGET(_w) ((u64)(1ULL << _w)) -/* Bit for the widget in outbound access register */ -#define IIO_IOWA_WIDGET(_w) ((u64)(1ULL << _w)) - -/* NOTE: The following define assumes that we are going to get - * widget numbers from 8 thru F and the device numbers within - * widget from 0 thru 7. - */ -#define IIO_IIDEM_WIDGETDEV_MASK(w, d) ((u64)(1ULL << (8 * ((w) - 8) + (d)))) - -/* IO Interrupt Destination Register */ -#define IIO_IIDSR_SENT_SHIFT 28 -#define IIO_IIDSR_SENT_MASK 0x30000000 -#define IIO_IIDSR_ENB_SHIFT 24 -#define IIO_IIDSR_ENB_MASK 0x01000000 -#define IIO_IIDSR_NODE_SHIFT 9 -#define IIO_IIDSR_NODE_MASK 0x000ff700 -#define IIO_IIDSR_PI_ID_SHIFT 8 -#define IIO_IIDSR_PI_ID_MASK 0x00000100 -#define IIO_IIDSR_LVL_SHIFT 0 -#define IIO_IIDSR_LVL_MASK 0x000000ff - -/* Xtalk timeout threshhold register (IIO_IXTT) */ -#define IXTT_RRSP_TO_SHFT 55 /* read response timeout */ -#define IXTT_RRSP_TO_MASK (0x1FULL << IXTT_RRSP_TO_SHFT) -#define IXTT_RRSP_PS_SHFT 32 /* read responsed TO prescalar */ -#define IXTT_RRSP_PS_MASK (0x7FFFFFULL << IXTT_RRSP_PS_SHFT) -#define IXTT_TAIL_TO_SHFT 0 /* tail timeout counter threshold */ -#define IXTT_TAIL_TO_MASK (0x3FFFFFFULL << IXTT_TAIL_TO_SHFT) - -/* - * The IO LLP control status register and widget control register - */ - -typedef union hubii_wcr_u { - u64 wcr_reg_value; - struct { - u64 wcr_widget_id:4, /* LLP crossbar credit */ - wcr_tag_mode:1, /* Tag mode */ - wcr_rsvd1:8, /* Reserved */ - wcr_xbar_crd:3, /* LLP crossbar credit */ - wcr_f_bad_pkt:1, /* Force bad llp pkt enable */ - wcr_dir_con:1, /* widget direct connect */ - wcr_e_thresh:5, /* elasticity threshold */ - wcr_rsvd:41; /* unused */ - } wcr_fields_s; -} hubii_wcr_t; - -#define iwcr_dir_con wcr_fields_s.wcr_dir_con - -/* The structures below are defined to extract and modify the ii -performance registers */ - -/* io_perf_sel allows the caller to specify what tests will be - performed */ - -typedef union io_perf_sel { - u64 perf_sel_reg; - struct { - u64 perf_ippr0:4, perf_ippr1:4, perf_icct:8, perf_rsvd:48; - } perf_sel_bits; -} io_perf_sel_t; - -/* io_perf_cnt is to extract the count from the shub registers. Due to - hardware problems there is only one counter, not two. */ - -typedef union io_perf_cnt { - u64 perf_cnt; - struct { - u64 perf_cnt:20, perf_rsvd2:12, perf_rsvd1:32; - } perf_cnt_bits; - -} io_perf_cnt_t; - -typedef union iprte_a { - u64 entry; - struct { - u64 i_rsvd_1:3; - u64 i_addr:38; - u64 i_init:3; - u64 i_source:8; - u64 i_rsvd:2; - u64 i_widget:4; - u64 i_to_cnt:5; - u64 i_vld:1; - } iprte_fields; -} iprte_a_t; - -#endif /* _ASM_IA64_SN_SHUBIO_H */ |