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Merge "qca : Read the TME-l OEM fuse parameters from qfprom core address"

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Linux Build Service Account 2023-05-25 02:15:07 -07:00 • committed by Gerrit - the friendly Code Review server
commit dfb81a053e
3 changed files with 90 additions and 0 deletions
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28
arch/arm/cpu/armv7/qca/common/scm.c
View file

@ -17,6 +17,7 @@
#include <asm-generic/errno.h>
#include <asm/io.h>
#include <asm/arch-qca-common/scm.h>
#include <asm/dma-mapping.h>
#include <common.h>
/**
@ -490,6 +491,29 @@ int qca_scm_fuseipq(u32 svc_id, u32 cmd_id, void *buf, size_t len)
return ret;
}
int qca_scm_list_ipq5332_fuse(u32 svc_id, u32 cmd_id,
struct fuse_payload *fuse, size_t len)
{
int ret = 0;
if (is_scm_armv8())
{
struct qca_scm_desc desc = {0};
dma_addr_t dma_fuse;
dma_fuse = dma_map_single(fuse, len,
DMA_FROM_DEVICE);
desc.arginfo = QCA_SCM_ARGS(2, SCM_IO_WRITE, SCM_VAL);
desc.args[0] = dma_fuse;
desc.args[1] = len;
ret = scm_call_64(svc_id, cmd_id, &desc);
}
else
{
ret = scm_call(svc_id, cmd_id, fuse, len, NULL, 0);
}
return ret;
}
int qca_scm_part_info(void *cmd_buf,
size_t cmd_len)
{
@ -751,6 +775,10 @@ int qca_scm_fuseipq(u32 svc_id, u32 cmd_id, void *buf, size_t len)
{
return 0;
}
int qca_scm_list_ipq5332_fuse(u32 svc_id, u32 cmd_id, void *buf, size_t len)
{
return 0;
}
int qca_scm_part_info(void *cmd_buf, size_t cmd_len)
{
return 0;

6
arch/arm/include/asm/arch-qca-common/scm.h
View file

@ -119,6 +119,11 @@ struct scm_response {
u32 is_complete;
};
struct fuse_payload {
u32 fuse_addr;
u32 lsb_val;
u32 msb_val;
};
int scm_init(void);
extern int scm_call(u32 svc_id, u32 cmd_id, const void *cmd_buf, size_t cmd_len,
@ -133,6 +138,7 @@ int qca_scm_crypto(int, void *, u32);
int qca_scm_sdi(void);
int qca_scm_dload(u32);
int qca_scm_fuseipq(u32, u32, void *, size_t);
int qca_scm_list_ipq5332_fuse(u32, u32, struct fuse_payload *, size_t);
bool is_scm_armv8(void);
int qca_scm_secure_authenticate(void *cmd_buf, size_t cmd_len);
int qca_scm_part_info(void *cmd_buf, size_t cmd_len);

56
board/qca/arm/common/cmd_blowsecfuse.c
View file

@ -26,6 +26,8 @@
#define FUSEPROV_INVALID_HASH 0x09
#define FUSEPROV_SECDAT_LOCK_BLOWN 0xB
#define TZ_BLOW_FUSE_SECDAT 0x20
#define TZ_READ_FUSE_VALUE 0x22
#define MAX_FUSE_ADDR_SIZE 0x8
int do_fuseipq(cmd_tbl_t *cmdtp, int flag, int argc, char *const argv[])
{
@ -64,6 +66,60 @@ int do_fuseipq(cmd_tbl_t *cmdtp, int flag, int argc, char *const argv[])
return 0;
}
#ifdef CONFIG_IPQ5332
int do_list_ipq5332_fuse(cmd_tbl_t *cmdtp, int flag, int argc,
char *const argv[])
{
int ret;
int index, next = 0;
unsigned long addr = 0xA00E8;
struct fuse_payload *fuse = NULL;
fuse = malloc(sizeof(struct fuse_payload ) * MAX_FUSE_ADDR_SIZE);
if (fuse == NULL) {
return 1;
}
memset(fuse, 0, MAX_FUSE_ADDR_SIZE * sizeof(struct fuse_payload));
fuse[0].fuse_addr = 0xA00D0;
for (index = 1; index < MAX_FUSE_ADDR_SIZE; index++) {
fuse[index].fuse_addr = addr + next;
next += 0x8;
}
ret = qca_scm_list_ipq5332_fuse(SCM_SVC_FUSE, TZ_READ_FUSE_VALUE, fuse,
sizeof(struct fuse_payload ) * MAX_FUSE_ADDR_SIZE);
printf("Fuse Name\tAddress\t\tValue\n");
printf("------------------------------------------------\n");
printf("TME_AUTH_EN\t0x%08X\t0x%08X\n", fuse[0].fuse_addr,
fuse[0].lsb_val & 0x41);
printf("TME_OEM_ID\t0x%08X\t0x%08X\n", fuse[0].fuse_addr,
fuse[0].lsb_val & 0xFFFF0000);
printf("TME_PRODUCT_ID\t0x%08X\t0x%08X\n", fuse[0].fuse_addr + 0x4,
fuse[0].msb_val & 0xFFFF);
for (index = 1; index < MAX_FUSE_ADDR_SIZE; index++) {
printf("TME_MRC_HASH\t0x%08X\t0x%08X\n",
fuse[index].fuse_addr, fuse[index].lsb_val);
printf("TME_MRC_HASH\t0x%08X\t0x%08X\n",
fuse[index].fuse_addr + 0x4, fuse[index].msb_val);
}
if (ret) {
printf("Failed to read OEM parameters at Address 0x%X\n", ret);
}
free(fuse);
return 0;
}
U_BOOT_CMD(list_ipq5332_fuse, 1, 0, do_list_ipq5332_fuse,
"fuse set of QFPROM registers from memory\n",
"");
#endif
U_BOOT_CMD(fuseipq, 2, 0, do_fuseipq,
"fuse QFPROM registers from memory\n",
"fuseipq [address] - Load fuse(s) and blows in the qfprom\n");