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-rw-r--r--util/amdfwtool/amdfwtool.c109
1 files changed, 76 insertions, 33 deletions
diff --git a/util/amdfwtool/amdfwtool.c b/util/amdfwtool/amdfwtool.c
index ef8795bc34..238b7a792b 100644
--- a/util/amdfwtool/amdfwtool.c
+++ b/util/amdfwtool/amdfwtool.c
@@ -73,8 +73,8 @@
#define CONFIG_ROM_SIZE 0x400000
#endif
-#define ROM_BASE_ADDRESS (0xFFFFFFFF - CONFIG_ROM_SIZE + 1)
-#define AMD_ROMSIG_OFFSET 0x20000
+#define AMD_ROMSIG_OFFSET 0x20000
+#define MIN_ROM_KB 256
#define ALIGN(val, by) (((val) + (by)-1)&~((by)-1))
@@ -227,11 +227,12 @@ void fill_psp_head(uint32_t *pspdir, int count)
pspdir[1] = fletcher32((uint16_t *)&pspdir[1], (count *16 + 16)/2 - 2);
}
-uint32_t integrate_firmwares(void *base, uint32_t pos, uint32_t *romsig, amd_fw_entry *fw_table)
+uint32_t integrate_firmwares(void *base, uint32_t pos, uint32_t *romsig, amd_fw_entry *fw_table, uint32_t rom_size)
{
int fd;
struct stat fd_stat;
int i;
+ uint32_t rom_base_address = 0xFFFFFFFF - rom_size + 1;
for (i = 0; fw_table[i].type != AMD_FW_INVALID; i ++) {
if (fw_table[i].filename != NULL) {
@@ -241,19 +242,27 @@ uint32_t integrate_firmwares(void *base, uint32_t pos, uint32_t *romsig, amd_fw_
switch (fw_table[i].type) {
case AMD_FW_IMC:
pos = ALIGN(pos, 0x10000);
- romsig[1] = pos + ROM_BASE_ADDRESS;
+ romsig[1] = pos + rom_base_address;
break;
case AMD_FW_GEC:
- romsig[2] = pos + ROM_BASE_ADDRESS;
+ romsig[2] = pos + rom_base_address;
break;
case AMD_FW_XHCI:
- romsig[3] = pos + ROM_BASE_ADDRESS;
+ romsig[3] = pos + rom_base_address;
break;
default:
/* Error */
break;
}
+ if (pos + fd_stat.st_size > rom_size) {
+ printf("Error: Specified ROM size of %d"
+ " will not fit %s. Exiting.\n",
+ rom_size, fw_table[i].filename);
+ free(base);
+ exit(1);
+ }
+
read (fd, base+pos, fd_stat.st_size);
pos += fd_stat.st_size;
@@ -265,11 +274,12 @@ uint32_t integrate_firmwares(void *base, uint32_t pos, uint32_t *romsig, amd_fw_
return pos;
}
-uint32_t integrate_psp_firmwares(void *base, uint32_t pos, uint32_t *pspdir, amd_fw_entry *fw_table)
+uint32_t integrate_psp_firmwares(void *base, uint32_t pos, uint32_t *pspdir, amd_fw_entry *fw_table, uint32_t rom_size)
{
int fd;
struct stat fd_stat;
int i;
+ uint32_t rom_base_address = 0xFFFFFFFF - rom_size + 1;
for (i = 0; fw_table[i].type != AMD_FW_INVALID; i ++) {
if (fw_table[i].type == AMD_PSP_FUSE_CHAIN) {
@@ -284,9 +294,17 @@ uint32_t integrate_psp_firmwares(void *base, uint32_t pos, uint32_t *pspdir, amd
fstat(fd, &fd_stat);
pspdir[4+4*i+1] = fd_stat.st_size;
- pspdir[4+4*i+2] = pos + ROM_BASE_ADDRESS;
+ pspdir[4+4*i+2] = pos + rom_base_address;
pspdir[4+4*i+3] = 0;
+ if (pos + fd_stat.st_size > rom_size) {
+ printf("Error: Specified ROM size of %d"
+ " will not fit %s. Exiting.\n",
+ rom_size, fw_table[i].filename);
+ free (base);
+ exit(1);
+ }
+
read (fd, base+pos, fd_stat.st_size);
pos += fd_stat.st_size;
@@ -301,9 +319,9 @@ uint32_t integrate_psp_firmwares(void *base, uint32_t pos, uint32_t *pspdir, amd
}
#if PSP2
-static const char *optstring = "x:i:g:p:b:s:r:k:c:n:d:t:u:w:m:P:B:S:R:K:C:N:D:T:U:W:M:o:h";
+static const char *optstring = "x:i:g:p:b:s:r:k:c:n:d:t:u:w:m:P:B:S:R:K:C:N:D:T:U:W:M:o:f:h";
#else
-static const char *optstring = "x:i:g:p:b:s:r:k:c:n:d:t:u:w:m:o:h";
+static const char *optstring = "x:i:g:p:b:s:r:k:c:n:d:t:u:w:m:o:f:h";
#endif
static struct option long_options[] = {
@@ -341,6 +359,7 @@ static struct option long_options[] = {
#endif
{"output", required_argument, 0, 'o' },
+ {"flashsize", required_argument, 0, 'f' },
{"help", no_argument, 0, 'h' },
{NULL, 0, 0, 0 }
@@ -384,6 +403,7 @@ int main(int argc, char **argv)
#if PSP2
int psp2flag = 0;
uint32_t *psp2dir;
+ char *tmp;
#endif
#if PSP_COMBO
int psp2count;
@@ -395,21 +415,8 @@ int main(int argc, char **argv)
int targetfd;
char *output;
-
- rom = malloc(CONFIG_ROM_SIZE);
- memset (rom, 0xFF, CONFIG_ROM_SIZE);
- if (!rom) {
- return 1;
- }
-
- current = AMD_ROMSIG_OFFSET;
- amd_romsig = rom + AMD_ROMSIG_OFFSET;
- amd_romsig[0] = 0x55AA55AA; /* romsig */
- amd_romsig[1] = 0;
- amd_romsig[2] = 0;
- amd_romsig[3] = 0;
-
- current += 0x20; /* size of ROMSIG */
+ uint32_t rom_size = CONFIG_ROM_SIZE;
+ uint32_t rom_base_address;
while (1) {
int optindex = 0;
@@ -530,6 +537,14 @@ int main(int argc, char **argv)
case 'o':
output = optarg;
break;
+ case 'f':
+ rom_size = (uint32_t)strtoul(optarg, &tmp, 16);
+ if (*tmp != '\0') {
+ printf("Error: ROM size specified"
+ " incorrectly (%s)\n\n", optarg);
+ return 1;
+ }
+ break;
case 'h':
usage();
return 1;
@@ -538,23 +553,51 @@ int main(int argc, char **argv)
}
}
- current = ALIGN(current, 0x1000);
- current = integrate_firmwares(rom, current, amd_romsig, amd_fw_table);
+ if (rom_size % 1024 != 0) {
+ printf("Error: ROM Size (%d bytes) should be a multiple of"
+ " 1024 bytes.\n", rom_size);
+ exit(1);
+ }
+
+ if (rom_size < MIN_ROM_KB * 1024) {
+ printf("Error: ROM Size (%dKB) must be at least %dKB.\n",
+ rom_size / 1024, MIN_ROM_KB);
+ exit(1);
+ }
+
+ printf(" AMDFWTOOL Using ROM size of %dKB\n", rom_size / 1024);
+
+ rom_base_address = 0xFFFFFFFF - rom_size + 1;
+ rom = malloc(rom_size);
+ if (!rom)
+ exit(1);
+ memset (rom, 0xFF, rom_size);
+
+ current = AMD_ROMSIG_OFFSET;
+ amd_romsig = rom + AMD_ROMSIG_OFFSET;
+ amd_romsig[0] = 0x55AA55AA; /* romsig */
+ amd_romsig[1] = 0;
+ amd_romsig[2] = 0;
+ amd_romsig[3] = 0;
+
+ current += 0x20; /* size of ROMSIG */
+ current = ALIGN(current, 0x1000U);
+ current = integrate_firmwares(rom, current, amd_romsig, amd_fw_table, rom_size);
if (pspflag == 1) {
current = ALIGN(current, 0x10000);
pspdir = rom + current;
- amd_romsig[4] = current + ROM_BASE_ADDRESS;
+ amd_romsig[4] = current + rom_base_address;
current += 0x200; /* Conservative size of pspdir */
- current = integrate_psp_firmwares(rom, current, pspdir, amd_psp_fw_table);
+ current = integrate_psp_firmwares(rom, current, pspdir, amd_psp_fw_table, rom_size);
}
#if PSP2
if (psp2flag == 1) {
current = ALIGN(current, 0x10000); /* PSP2 dir */
psp2dir = rom + current;
- amd_romsig[5] = current + ROM_BASE_ADDRESS;
+ amd_romsig[5] = current + rom_base_address;
current += 0x200; /* Add conservative size of psp2dir. */
#if PSP_COMBO
@@ -564,12 +607,12 @@ int main(int argc, char **argv)
/* Now the psp2dir is psp combo dir. */
psp2dir[psp2count*4 + 0 + 4] = 0; /* 0 -Compare PSP ID, 1 -Compare chip family ID */
psp2dir[psp2count*4 + 1 + 4] = 0x10220B00; /* TODO: PSP ID. Documentation is needed. */
- psp2dir[psp2count*4 + 2 + 4] = current + ROM_BASE_ADDRESS;
+ psp2dir[psp2count * 4 + 2 + 4] = current + rom_base_address;
pspdir = rom + current;
psp2dir[psp2count*4 + 3 + 4] = 0;
current += 0x200; /* Add conservative size of pspdir. Start of PSP entries. */
- current = integrate_psp_firmwares(rom, current, pspdir, amd_psp2_fw_table);
+ current = integrate_psp_firmwares(rom, current, pspdir, amd_psp2_fw_table, rom_size);
/* } */ /* End of loop */
/* fill the PSP combo head */
@@ -582,7 +625,7 @@ int main(int argc, char **argv)
psp2dir[7] = 0;
psp2dir[1] = fletcher32((uint16_t *)&psp2dir[1], (psp2count*16 + 32)/2 - 2);
#else
- current = integrate_psp_firmwares(rom, current, psp2dir, amd_psp2_fw_table);
+ current = integrate_psp_firmwares(rom, current, psp2dir, amd_psp2_fw_table, rom_size);
#endif
}
#endif
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-16 07:05:58 +0000