diff options
Diffstat (limited to 'src/soc/amd/picasso')
-rw-r--r-- | src/soc/amd/picasso/include/soc/soc_util.h | 8 | ||||
-rw-r--r-- | src/soc/amd/picasso/soc_util.c | 33 |
2 files changed, 41 insertions, 0 deletions
diff --git a/src/soc/amd/picasso/include/soc/soc_util.h b/src/soc/amd/picasso/include/soc/soc_util.h index 9d769b9417..8e2c598630 100644 --- a/src/soc/amd/picasso/include/soc/soc_util.h +++ b/src/soc/amd/picasso/include/soc/soc_util.h @@ -1,5 +1,13 @@ /* SPDX-License-Identifier: GPL-2.0-only */ +enum socket_type { + SOCKET_FP5 = 0, + SOCKET_AM4 = 2, + SOCKET_FT5 = 3, +}; + +void print_socket_type(void); + int soc_is_pollock(void); int soc_is_dali(void); int soc_is_picasso(void); diff --git a/src/soc/amd/picasso/soc_util.c b/src/soc/amd/picasso/soc_util.c index 94ebb6b066..a70d833d80 100644 --- a/src/soc/amd/picasso/soc_util.c +++ b/src/soc/amd/picasso/soc_util.c @@ -1,8 +1,41 @@ /* SPDX-License-Identifier: GPL-2.0-only */ #include <arch/cpu.h> +#include <console/console.h> #include <soc/cpu.h> #include <soc/soc_util.h> +#include <types.h> + +#define SOCKET_TYPE_SHIFT 28 +#define SOCKET_TYPSE_MASK (0xf << SOCKET_TYPE_SHIFT) + +static enum socket_type get_socket_type(void) +{ + uint32_t ebx = cpuid_ebx(0x80000001); + ebx = (ebx & SOCKET_TYPSE_MASK) >> SOCKET_TYPE_SHIFT; + return (enum socket_type)ebx; +} + +void print_socket_type(void) +{ + enum socket_type socket = get_socket_type(); + + printk(BIOS_INFO, "Socket type: "); + + switch (socket) { + case SOCKET_FP5: + printk(BIOS_INFO, "FP5\n"); + break; + case SOCKET_AM4: + printk(BIOS_INFO, "AM4\n"); + break; + case SOCKET_FT5: + printk(BIOS_INFO, "FT5\n"); + break; + default: + printk(BIOS_INFO, "unknown\n"); + } +} int soc_is_pollock(void) { |