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-rw-r--r--util/amdfwtool/amdfwtool.c10
1 files changed, 5 insertions, 5 deletions
diff --git a/util/amdfwtool/amdfwtool.c b/util/amdfwtool/amdfwtool.c
index b08a961964..92a53fc598 100644
--- a/util/amdfwtool/amdfwtool.c
+++ b/util/amdfwtool/amdfwtool.c
@@ -43,11 +43,11 @@
*
* PSP2 directory
* +------------+---------------+----------------+------------+
- * | 'PSP2' | Fletcher | Count | Reserved |
+ * | 'PSP2' | Fletcher | Count |Look up mode|
* +------------+---------------+----------------+------------+
- * | 1 | PSP ID | PSPDIR ADDR | | 2nd PSP directory
+ * | ID-Sel | PSP ID | PSPDIR ADDR | | 2nd PSP directory
* +------------+---------------+----------------+------------+
- * | 2 | PSP ID | PSPDIR ADDR | | 3rd PSP directory
+ * | ID-Sel | PSP ID | PSPDIR ADDR | | 3rd PSP directory
* +------------+---------------+----------------+------------+
* | |
* | Other PSP |
@@ -537,7 +537,7 @@ int main(int argc, char **argv)
/* TODO: remove the hardcode. */
psp2count = 1; /* Start from 1. */
/* for (; psp2count <= PSP2COUNT; psp2count++, current=ALIGN(current, 0x100)) { */
- psp2dir[psp2count*4 + 0] = psp2count; /* PSP Number */
+ psp2dir[psp2count*4 + 0] = 0; /* 0 -Compare PSP ID, 1 -Compare chip family ID */
psp2dir[psp2count*4 + 1] = 0x10220B00; /* TODO: PSP ID. Documentation is needed. */
psp2dir[psp2count*4 + 2] = current + ROM_BASE_ADDRESS;
pspdir = rom + current;
@@ -553,7 +553,7 @@ int main(int argc, char **argv)
/* fill the PSP2 head */
psp2dir[0] = 0x50535032; /* 'PSP2' */
psp2dir[2] = psp2count; /* Count */
- psp2dir[3] = 0;
+ psp2dir[3] = 0; /* 0-Dynamic look up through all entries, 1-PSP/chip ID match */
psp2dir[1] = fletcher32((uint16_t *)&psp2dir[1], (psp2count*16 + 16)/2 - 2);
}
#endif