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working on a replacment radioinit using their calls.

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This commit is contained in:
Mariano Alvira 2009-04-11 17:48:43 -04:00
parent 8d25438841
commit d077d3ee02
2 changed files with 60 additions and 23 deletions
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49
doc/radioinit
View file

@ -95,11 +95,48 @@ then maybe buckbypass sequence... 4 entries from r4+16
RadioInit is (roughly):
SMAC_InitFromMemory(gRadioTOCCal1,40);
SMAC_InitFromMemeory(gRadioTOCCal2_24MHz_c,8);
SMAC_InitFromMemeory(gRadioTOCCal3,88);
SMAC_InitFromMemeory(gRadioTOCCal5,32);
SMAC_InitFromMemeory(gRadioInit_RegReplacement_c,344);
SMAC_InitFromMemory(gRadioTOCCal2_24MHz_c,8);
SMAC_InitFromMemory(gRadioTOCCal3_c,88);
SMAC_InitFromMemory(gRadioTOCCal5,32);
SMAC_InitFromMemory(gRadioInit_RegReplacement_c,344);
SMAC_InitFromFlash(0x1F000);
SMAC_InitFlybackSettings();
/* then they check stuff in ram_init_val */
/* getting a dump of that now */
v = get_ctov(0,ram_init_val[3]);
do {
ram_init_val[8] = v;
} while((v>>24)>16);
/*
After init from flash and flyback settings
ram_init_val - 004055d0
004055d0
base +0 +4 +8 +c +10 +14 +18 +1c
0000 00000000 00000000 00000000 00000000 00000000 00000000 80009400 00000017
u8RamValues
00405424
base +0 +4 +8 +c +10 +14 +18 +1c
0000 0400009b 00000000 00000000 00010000 ff000000 00000000 00000000 00000000
*/
/*
40308e: f000 f86d bl 40316c <get_ctov> //get_ctov(0,0x9b)
403092: 1929 adds r1, r5, r4 // r4 = 0, r5 is &ram_init_val
403094: 7208 strb r0, [r1, #8]
403096: 1c64 adds r4, r4, #1 // r4=1
403098: 0620 lsls r0, r4, #24
40309a: 0e00 lsrs r0, r0, #24
40309c: 2810 cmp r0, #16 //
40309e: d3f3 bcc.n 403088 <RadioInit+0xcc> // branch if higher
4030a0: b001 add sp, #4
4030a2: 9804 ldr r0, [sp, #16]
4030a4: bcf0 pop {r4, r5, r6, r7}
4030a6: b001 add sp, #4
4030a8: 4700 bx r0
4030aa: 46c0 nop (mov r8, r8)
*/

34
doc/ws.dis
View file

@ -5250,33 +5250,33 @@ Disassembly of section P2:
40305c: 0240 lsls r0, r0, #9 // r0 is now 0x1F000
40305e: f000 f8db bl 403218 <SMAC_InitFromFlash> // from flash --- this might be the regreplacment since that's in codespace... luckly we can call it directly and IAR links it in. looks like it sets a lot of the ram values that aren't getting set without it
403062: f000 f82f bl 4030c4 <SMAC_InitFlybackSettings> // looks like this happens...
403066: 7928 ldrb r0, [r5, #4] // need a dump of r5 ram_init_val now
403066: 7928 ldrb r0, [r5, #4] // need a dump of r5 ram_init_val now appears to be 0
403068: 2801 cmp r0, #1
40306a: d101 bne.n 403070 <RadioInit+0xb4> // say it doesn't branch,
40306c: 2110 movs r1, #16 // r1 gets 16
40306e: e004 b.n 40307a <RadioInit+0xbe> // branch to 5
403070: 7968 ldrb r0, [r5, #5]
403072: 2801 cmp r0, #1
403074: d104 bne.n 403080 <RadioInit+0xc4> // skips an init from memory
40306a: d101 bne.n 403070 <RadioInit+0xb4> // branches
40306c: 2110 movs r1, #16
40306e: e004 b.n 40307a <RadioInit+0xbe>
403070: 7968 ldrb r0, [r5, #5] // appears to be 0
403072: 2801 cmp r0, #1
403074: d104 bne.n 403080 <RadioInit+0xc4> // branches to 6:
403076: 2120 movs r1, #32
403078: 3410 adds r4, #16
40307a: 0020 lsls r0, r4, #0 // 5:
40307c: f000 f932 bl 4032e4 <SMAC_InitFromMemory> // do 4 entries but from r4 of buck bypass
403080: 480f ldr r0, [pc, #60] (4030c0 <RadioInit+0x104>)
403080: 480f ldr r0, [pc, #60] (4030c0 <RadioInit+0x104>) // 6:
403082: f000 f881 bl 403188 <fill_ram_struct> // and a call to fill ram struct --- maybe important to the program?
403086: 2400 movs r4, #0
403088: 78e9 ldrb r1, [r5, #3]
403088: 78e9 ldrb r1, [r5, #3] // appears to be 0x9b
40308a: 0620 lsls r0, r4, #24
40308c: 0e00 lsrs r0, r0, #24
40308e: f000 f86d bl 40316c <get_ctov>
403092: 1929 adds r1, r5, r4
403094: 7208 strb r0, [r1, #8]
403096: 1c64 adds r4, r4, #1
40308c: 0e00 lsrs r0, r0, #24
40308e: f000 f86d bl 40316c <get_ctov> //v=get_ctov(0,0x9b)
403092: 1929 adds r1, r5, r4 // r4 = 0, r5 is &ram_init_val
403094: 7208 strb r0, [r1, #8]
403096: 1c64 adds r4, r4, #1 // r4 = 1
403098: 0620 lsls r0, r4, #24
40309a: 0e00 lsrs r0, r0, #24
40309c: 2810 cmp r0, #16
40309e: d3f3 bcc.n 403088 <RadioInit+0xcc>
4030a0: b001 add sp, #4
40309c: 2810 cmp r0, #16
40309e: d3f3 bcc.n 403088 <RadioInit+0xcc> // branch if (v>>24)>16
4030a0: b001 add sp, #4 // return?
4030a2: 9804 ldr r0, [sp, #16]
4030a4: bcf0 pop {r4, r5, r6, r7}
4030a6: b001 add sp, #4