diff options
Diffstat (limited to 'src/soc/amd')
| -rw-r--r-- | src/soc/amd/common/block/psp/psp.c | 59 | ||||
| -rw-r--r-- | src/soc/amd/common/block/psp/psp_def.h | 2 | ||||
| -rw-r--r-- | src/soc/amd/common/block/psp/psp_gen1.c | 54 |
3 files changed, 59 insertions, 56 deletions
diff --git a/src/soc/amd/common/block/psp/psp.c b/src/soc/amd/common/block/psp/psp.c index 22404be6d6..479c28bc33 100644 --- a/src/soc/amd/common/block/psp/psp.c +++ b/src/soc/amd/common/block/psp/psp.c @@ -3,8 +3,6 @@ #include <device/mmio.h> #include <cpu/x86/msr.h> -#include <cbfs.h> -#include <region_file.h> #include <timer.h> #include <bootstate.h> #include <console/console.h> @@ -50,7 +48,7 @@ static u32 rd_resp_sts(struct mbox_default_buffer *buffer) * Print meaningful status to the console. Caller only passes a pointer to a * buffer if it's expected to contain its own status. */ -static void print_cmd_status(int cmd_status, struct mbox_default_buffer *buffer) +void psp_print_cmd_status(int cmd_status, struct mbox_default_buffer *buffer) { if (buffer && rd_resp_sts(buffer)) printk(BIOS_DEBUG, "buffer status=0x%x ", rd_resp_sts(buffer)); @@ -79,7 +77,7 @@ int psp_notify_dram(void) cmd_status = send_psp_command(MBOX_BIOS_CMD_DRAM_INFO, &buffer); /* buffer's status shouldn't change but report it if it does */ - print_cmd_status(cmd_status, &buffer); + psp_print_cmd_status(cmd_status, &buffer); return cmd_status; } @@ -103,58 +101,7 @@ static void psp_notify_boot_done(void *unused) cmd_status = send_psp_command(MBOX_BIOS_CMD_BOOT_DONE, &buffer); /* buffer's status shouldn't change but report it if it does */ - print_cmd_status(cmd_status, &buffer); -} - -/* - * Tell the PSP to load a firmware blob from a location in the BIOS image. - */ -int psp_load_named_blob(enum psp_blob_type type, const char *name) -{ - int cmd_status; - u32 command; - void *blob; - struct cbfsf cbfs_file; - struct region_device rdev; - - switch (type) { - case BLOB_SMU_FW: - command = MBOX_BIOS_CMD_SMU_FW; - break; - case BLOB_SMU_FW2: - command = MBOX_BIOS_CMD_SMU_FW2; - break; - default: - printk(BIOS_ERR, "BUG: Invalid PSP blob type %x\n", type); - return -PSPSTS_INVALID_BLOB; - } - - /* type can only be BLOB_SMU_FW or BLOB_SMU_FW2 here, so don't re-check for this */ - if (!CONFIG(SOC_AMD_PSP_SELECTABLE_SMU_FW)) { - printk(BIOS_ERR, "BUG: Selectable firmware is not supported\n"); - return -PSPSTS_UNSUPPORTED; - } - - if (cbfs_boot_locate(&cbfs_file, name, NULL)) { - printk(BIOS_ERR, "BUG: Cannot locate blob for PSP loading\n"); - return -PSPSTS_INVALID_NAME; - } - - cbfs_file_data(&rdev, &cbfs_file); - blob = rdev_mmap_full(&rdev); - if (!blob) { - printk(BIOS_ERR, "BUG: Cannot map blob for PSP loading\n"); - return -PSPSTS_INVALID_NAME; - } - - printk(BIOS_DEBUG, "PSP: Load blob type %x from @%p... ", type, blob); - - /* Blob commands use the buffer registers as data, not pointer to buf */ - cmd_status = send_psp_command(command, blob); - print_cmd_status(cmd_status, NULL); - - rdev_munmap(&rdev, blob); - return cmd_status; + psp_print_cmd_status(cmd_status, &buffer); } BOOT_STATE_INIT_ENTRY(BS_PAYLOAD_BOOT, BS_ON_ENTRY, diff --git a/src/soc/amd/common/block/psp/psp_def.h b/src/soc/amd/common/block/psp/psp_def.h index 37755166f0..f3ac5c2181 100644 --- a/src/soc/amd/common/block/psp/psp_def.h +++ b/src/soc/amd/common/block/psp/psp_def.h @@ -89,6 +89,8 @@ struct mbox_cmd_sx_info_buffer { #define PSP_INIT_TIMEOUT 10000 /* 10 seconds */ #define PSP_CMD_TIMEOUT 1000 /* 1 second */ +void psp_print_cmd_status(int cmd_status, struct mbox_default_buffer *buffer); + /* This command needs to be implemented by the generation specific code. */ int send_psp_command(u32 command, void *buffer); diff --git a/src/soc/amd/common/block/psp/psp_gen1.c b/src/soc/amd/common/block/psp/psp_gen1.c index 0e5aa30154..b707933553 100644 --- a/src/soc/amd/common/block/psp/psp_gen1.c +++ b/src/soc/amd/common/block/psp/psp_gen1.c @@ -2,8 +2,11 @@ /* This file is part of the coreboot project. */ #include <device/mmio.h> +#include <cbfs.h> +#include <region_file.h> #include <timer.h> #include <bootstate.h> +#include <console/console.h> #include <amdblocks/psp.h> #include <soc/iomap.h> #include <soc/northbridge.h> @@ -91,3 +94,54 @@ int send_psp_command(u32 command, void *buffer) return 0; } + +/* + * Tell the PSP to load a firmware blob from a location in the BIOS image. + */ +int psp_load_named_blob(enum psp_blob_type type, const char *name) +{ + int cmd_status; + u32 command; + void *blob; + struct cbfsf cbfs_file; + struct region_device rdev; + + switch (type) { + case BLOB_SMU_FW: + command = MBOX_BIOS_CMD_SMU_FW; + break; + case BLOB_SMU_FW2: + command = MBOX_BIOS_CMD_SMU_FW2; + break; + default: + printk(BIOS_ERR, "BUG: Invalid PSP blob type %x\n", type); + return -PSPSTS_INVALID_BLOB; + } + + /* type can only be BLOB_SMU_FW or BLOB_SMU_FW2 here, so don't re-check for this */ + if (!CONFIG(SOC_AMD_PSP_SELECTABLE_SMU_FW)) { + printk(BIOS_ERR, "BUG: Selectable firmware is not supported\n"); + return -PSPSTS_UNSUPPORTED; + } + + if (cbfs_boot_locate(&cbfs_file, name, NULL)) { + printk(BIOS_ERR, "BUG: Cannot locate blob for PSP loading\n"); + return -PSPSTS_INVALID_NAME; + } + + cbfs_file_data(&rdev, &cbfs_file); + blob = rdev_mmap_full(&rdev); + if (!blob) { + printk(BIOS_ERR, "BUG: Cannot map blob for PSP loading\n"); + return -PSPSTS_INVALID_NAME; + } + + printk(BIOS_DEBUG, "PSP: Load blob type %x from @%p... ", type, blob); + + /* Blob commands use the buffer registers as data, not pointer to buf */ + cmd_status = send_psp_command(command, blob); + psp_print_cmd_status(cmd_status, NULL); + + rdev_munmap(&rdev, blob); + return cmd_status; +} |