diff options
| -rw-r--r-- | src/mesa/drivers/dri/swrast/swrast.c | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/src/mesa/drivers/dri/swrast/swrast.c b/src/mesa/drivers/dri/swrast/swrast.c index d1bb721..2ddb474 100644 --- a/src/mesa/drivers/dri/swrast/swrast.c +++ b/src/mesa/drivers/dri/swrast/swrast.c @@ -61,6 +61,9 @@ #include "swrast_priv.h" #include "swrast/s_context.h" +#include <sys/types.h> +#include <sys/sysctl.h> + const __DRIextension **__driDriverGetExtensions_swrast(void); const char * const swrast_vendor_string = "Mesa Project"; @@ -137,6 +140,16 @@ swrast_query_renderer_integer(__DRIscreen *psp, int param, value[0] = 0; return 0; case __DRI2_RENDERER_VIDEO_MEMORY: { + /* This should probably share code with os_get_total_physical_memory() + * from src/gallium/auxiliary/os/os_misc.c + */ +#if defined(CTL_HW) && defined(HW_MEMSIZE) + int mib[2] = { CTL_HW, HW_MEMSIZE }; + unsigned long system_memory_bytes; + size_t len = sizeof(system_memory_bytes); + if (sysctl(mib, 2, &system_memory_bytes, &len, NULL, 0) != 0) + return -1; +#elif defined(_SC_PHYS_PAGES) && defined(_SC_PAGE_SIZE) /* XXX: Do we want to return the full amount of system memory ? */ const long system_memory_pages = sysconf(_SC_PHYS_PAGES); const long system_page_size = sysconf(_SC_PAGE_SIZE); @@ -146,6 +159,9 @@ swrast_query_renderer_integer(__DRIscreen *psp, int param, const uint64_t system_memory_bytes = (uint64_t) system_memory_pages * (uint64_t) system_page_size; +#else +#error "Unsupported platform" +#endif const unsigned system_memory_megabytes = (unsigned) (system_memory_bytes / (1024 * 1024)); |