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found some magic data. best guess so far.

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This commit is contained in:
Mariano Alvira 2009-04-07 18:19:00 -04:00
parent 7c55a53876
commit bd459e187f
3 changed files with 367 additions and 40 deletions
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126
include/maca.h
View File

@ -14,8 +14,6 @@
#define MACA_PREAMBLE 0x8000411c #define MACA_PREAMBLE 0x8000411c
#define gMACA_Clock_DIV_c 95 #define gMACA_Clock_DIV_c 95
void init_phy(void);
//rom_base_adr equ 0x00000000 ; rom base address //rom_base_adr equ 0x00000000 ; rom base address
//ram_base_adr equ 0x00400000 ; ram base address //ram_base_adr equ 0x00400000 ; ram base address
@ -404,6 +402,130 @@ typedef union maca_maskirq_reg_tag
#define MACA_WRITE(reg, src) (reg = src) #define MACA_WRITE(reg, src) (reg = src)
#define MACA_READ(reg) reg #define MACA_READ(reg) reg
void reset_maca(void);
void init_phy(void);
void ResumeMACASync(void);
/* Magic data
better format
00402e10 <gRadioInit_RegReplacement_c>:
402e10: 80004118 .word 0x80004118
402e14: 00180012 .word 0x00180012
402e18: 80009204 .word 0x80009204
402e1c: 00000605 .word 0x00000605
402e20: 80009208 .word 0x80009208
402e24: 00000504 .word 0x00000504
402e28: 8000920c .word 0x8000920c
402e2c: 00001111 .word 0x00001111
402e30: 80009210 .word 0x80009210
402e34: 0fc40000 .word 0x0fc40000
402e38: 80009300 .word 0x80009300
402e3c: 20046000 .word 0x20046000
402e40: 80009304 .word 0x80009304
402e44: 4005580c .word 0x4005580c
402e48: 80009308 .word 0x80009308
402e4c: 40075801 .word 0x40075801
402e50: 8000930c .word 0x8000930c
402e54: 4005d801 .word 0x4005d801
402e58: 80009310 .word 0x80009310
402e5c: 5a45d800 .word 0x5a45d800
402e60: 80009314 .word 0x80009314
402e64: 4a45d800 .word 0x4a45d800
402e68: 80009318 .word 0x80009318
402e6c: 40044000 .word 0x40044000
402e70: 80009380 .word 0x80009380
402e74: 00106000 .word 0x00106000
402e78: 80009384 .word 0x80009384
402e7c: 00083806 .word 0x00083806
402e80: 80009388 .word 0x80009388
402e84: 00093807 .word 0x00093807
402e88: 8000938c .word 0x8000938c
402e8c: 0009b804 .word 0x0009b804
402e90: 80009390 .word 0x80009390
402e94: 000db800 .word 0x000db800
402e98: 80009394 .word 0x80009394
402e9c: 00093802 .word 0x00093802
402ea0: 8000a008 .word 0x8000a008
402ea4: 00000015 .word 0x00000015
402ea8: 8000a018 .word 0x8000a018
402eac: 00000002 .word 0x00000002
402eb0: 8000a01c .word 0x8000a01c
402eb4: 0000000f .word 0x0000000f
402eb8: 80009424 .word 0x80009424
402ebc: 0000aaa0 .word 0x0000aaa0
402ec0: 80009434 .word 0x80009434
402ec4: 01002020 .word 0x01002020
402ec8: 80009438 .word 0x80009438
402ecc: 016800fe .word 0x016800fe
402ed0: 8000943c .word 0x8000943c
402ed4: 8e578248 .word 0x8e578248
402ed8: 80009440 .word 0x80009440
402edc: 000000dd .word 0x000000dd
402ee0: 80009444 .word 0x80009444
402ee4: 00000946 .word 0x00000946
402ee8: 80009448 .word 0x80009448
402eec: 0000035a .word 0x0000035a
402ef0: 8000944c .word 0x8000944c
402ef4: 00100010 .word 0x00100010
402ef8: 80009450 .word 0x80009450
402efc: 00000515 .word 0x00000515
402f00: 80009460 .word 0x80009460
402f04: 00397feb .word 0x00397feb
402f08: 80009464 .word 0x80009464
402f0c: 00180358 .word 0x00180358
402f10: 8000947c .word 0x8000947c
402f14: 00000455 .word 0x00000455
402f18: 800094e0 .word 0x800094e0
402f1c: 00000001 .word 0x00000001
402f20: 800094e4 .word 0x800094e4
402f24: 00020003 .word 0x00020003
402f28: 800094e8 .word 0x800094e8
402f2c: 00040014 .word 0x00040014
402f30: 800094ec .word 0x800094ec
402f34: 00240034 .word 0x00240034
402f38: 800094f0 .word 0x800094f0
402f3c: 00440144 .word 0x00440144
402f40: 800094f4 .word 0x800094f4
402f44: 02440344 .word 0x02440344
402f48: 800094f8 .word 0x800094f8
402f4c: 04440544 .word 0x04440544
402f50: 80009470 .word 0x80009470
402f54: 0ee7fc00 .word 0x0ee7fc00
402f58: 8000981c .word 0x8000981c
402f5c: 00000082 .word 0x00000082
402f60: 80009828 .word 0x80009828
402f64: 0000002a .word 0x0000002a
appears to be addr addr data data addr addr data data
e.g. 0x80004118 gets 00180012 (MACA_WARMUP)
00402e10 <gRadioInit_RegReplacement_c>:
402e10: 4118 8000 0012 0018 9204 8000 0605 0000 .A..............
402e20: 9208 8000 0504 0000 920c 8000 1111 0000 ................
402e30: 9210 8000 0000 0fc4 9300 8000 6000 2004 .............`.
402e40: 9304 8000 580c 4005 9308 8000 5801 4007 .....X.@.....X.@
402e50: 930c 8000 d801 4005 9310 8000 d800 5a45 .......@......EZ
402e60: 9314 8000 d800 4a45 9318 8000 4000 4004 ......EJ.....@.@
402e70: 9380 8000 6000 0010 9384 8000 3806 0008 .....`.......8..
402e80: 9388 8000 3807 0009 938c 8000 b804 0009 .....8..........
402e90: 9390 8000 b800 000d 9394 8000 3802 0009 .............8..
402ea0: a008 8000 0015 0000 a018 8000 0002 0000 ................
402eb0: a01c 8000 000f 0000 9424 8000 aaa0 0000 ........$.......
402ec0: 9434 8000 2020 0100 9438 8000 00fe 0168 4... ..8.....h.
402ed0: 943c 8000 8248 8e57 9440 8000 00dd 0000 <...H.W.@.......
402ee0: 9444 8000 0946 0000 9448 8000 035a 0000 D...F...H...Z...
402ef0: 944c 8000 0010 0010 9450 8000 0515 0000 L.......P.......
402f00: 9460 8000 7feb 0039 9464 8000 0358 0018 `.....9.d...X...
402f10: 947c 8000 0455 0000 94e0 8000 0001 0000 |...U...........
402f20: 94e4 8000 0003 0002 94e8 8000 0014 0004 ................
402f30: 94ec 8000 0034 0024 94f0 8000 0144 0044 ....4.$.....D.D.
402f40: 94f4 8000 0344 0244 94f8 8000 0544 0444 ....D.D.....D.D.
402f50: 9470 8000 fc00 0ee7 981c 8000 0082 0000 p...............
402f60: 9828 8000 002a 0000 (...*...
*/
#endif // _MACA_H_ #endif // _MACA_H_

77
src/maca.c
View File

@ -22,6 +22,81 @@ void init_phy(void)
maca_txccadelay = 0x00000025; maca_txccadelay = 0x00000025;
maca_framesync = 0x000000A7; maca_framesync = 0x000000A7;
maca_clk = 0x00000008; maca_clk = 0x00000008;
maca_maskirq = 0; //(maca_irq_cm | maca_irq_acpl | maca_irq_rst | maca_irq_di | maca_irq_crc | maca_irq_flt ); // maca_maskirq = 0; //(maca_irq_cm | maca_irq_acpl | maca_irq_rst | maca_irq_di | maca_irq_crc | maca_irq_flt );
maca_maskirq = maca_irq_rst;
maca_slotoffset = 0x00350000; maca_slotoffset = 0x00350000;
} }
void reset_maca(void)
{
uint32_t tmp;
MACA_WRITE(maca_control, control_seq_nop);
do
{
tmp = MACA_READ(maca_status);
}
while ((tmp & maca_status_cc_mask) == cc_not_completed);
/* Clear all interrupts. */
MACA_WRITE(maca_clrirq, 0xFFFF);
}
/*
* Do the ABORT-Wait-NOP-Wait sequence in order to prevent MACA malfunctioning.
* This seqeunce is synchronous and no interrupts should be triggered when it is done.
*/
void ResumeMACASync(void)
{
uint32_t clk, TsmRxSteps, LastWarmupStep, LastWarmupData, LastWarmdownStep, LastWarmdownData;
// bool_t tmpIsrStatus;
volatile uint32_t i;
// ITC_DisableInterrupt(gMacaInt_c);
// AppInterrupts_ProtectFromMACAIrq(tmpIsrStatus); <- Original from MAC code, but not sure how is it implemented
/* Manual TSM modem shutdown */
/* read TSM_RX_STEPS */
TsmRxSteps = (*((volatile uint32_t *)(0x80009204)));
/* isolate the RX_WU_STEPS */
/* shift left to align with 32-bit addressing */
LastWarmupStep = (TsmRxSteps & 0x1f) << 2;
/* Read "current" TSM step and save this value for later */
LastWarmupData = (*((volatile uint32_t *)(0x80009300 + LastWarmupStep)));
/* isolate the RX_WD_STEPS */
/* right-shift bits down to bit 0 position */
/* left-shift to align with 32-bit addressing */
LastWarmdownStep = ((TsmRxSteps & 0x1f00) >> 8) << 2;
/* write "last warmdown data" to current TSM step to shutdown rx */
LastWarmdownData = (*((volatile uint32_t *)(0x80009300 + LastWarmdownStep)));
(*((volatile uint32_t *)(0x80009300 + LastWarmupStep))) = LastWarmdownData;
/* Abort */
MACA_WRITE(maca_control, 1);
/* Wait ~8us */
for (clk = maca_clk, i = 0; maca_clk - clk < 3 && i < 300; i++)
;
/* NOP */
MACA_WRITE(maca_control, 0);
/* Wait ~8us */
for (clk = maca_clk, i = 0; maca_clk - clk < 3 && i < 300; i++)
;
/* restore original "last warmup step" data to TSM (VERY IMPORTANT!!!) */
(*((volatile uint32_t *)(0x80009300 + LastWarmupStep))) = LastWarmupData;
/* Clear all MACA interrupts - we should have gotten the ABORT IRQ */
MACA_WRITE(maca_clrirq, 0xFFFF);
// AppInterrupts_UnprotectFromMACAIrq(tmpIsrStatus); <- Original from MAC code, but not sure how is it implemented
// ITC_EnableInterrupt(gMacaInt_c);
}

204
tests/rftest-rx.c
View File

@ -17,6 +17,8 @@
#define DELAY 400000 #define DELAY 400000
#define DATA 0x00401000; #define DATA 0x00401000;
#define NL "\033[K\r\n"
void putc(uint8_t c); void putc(uint8_t c);
void puts(uint8_t *s); void puts(uint8_t *s);
void put_hex(uint8_t x); void put_hex(uint8_t x);
@ -26,12 +28,57 @@ void put_hex32(uint32_t x);
const uint8_t hex[16]={'0','1','2','3','4','5','6','7', const uint8_t hex[16]={'0','1','2','3','4','5','6','7',
'8','9','a','b','c','d','e','f'}; '8','9','a','b','c','d','e','f'};
void magic(void) {
#define X 0x80009a000
#define Y 0x80009a008
#define VAL 0x0000f7df
volatile uint32_t x,y;
x = reg(X); /* get X */
x &= 0xfffeffff; /* clear bit 16 */
reg(X) = x; /* put it back */
y = reg(Y); /* get Y */
y |= VAL; /* or with the VAL */
x = reg(X); /* get X again */
x |= 16; /* or with 16 */
reg(X) = x; /* put X back */
reg(Y) = y; /* put Y back */
}
uint32_t ackBox[10];
#define command_xcvr_rx() \
do { \
maca_txlen = (uint32_t)1<<16; \
maca_dmatx = (uint32_t)&ackBox; \
maca_dmarx = DATA; \
maca_tmren = (maca_cpl_clk | maca_soft_clk); \
maca_control = (control_prm | control_asap | control_seq_rx); \
}while(FALSE)
void dump_regs(uint32_t base, uint32_t len) {
volatile uint32_t i;
puts("base +0 +4 +8 +c +10 +14 +18 +1c \n\r");
for (i = 0; i < len; i ++) {
if ((i & 7) == 0) {
put_hex16(4 * i);
}
puts(" ");
put_hex32(reg(base+(4*i)));
if ((i & 7) == 7)
puts(NL);
}
puts(NL);
}
__attribute__ ((section ("startup"))) __attribute__ ((section ("startup")))
void main(void) { void main(void) {
uint8_t c; uint8_t c;
volatile uint32_t i; volatile uint32_t i;
uint32_t tmp; uint32_t tmp;
volatile uint32_t *data; volatile uint32_t *data;
uint16_t status;
/* Restore UART regs. to default */ /* Restore UART regs. to default */
/* in case there is still bootloader state leftover */ /* in case there is still bootloader state leftover */
@ -50,27 +97,53 @@ void main(void) {
reg(UART1_CON) = 0x00000003; /* enable receive and transmit */ reg(UART1_CON) = 0x00000003; /* enable receive and transmit */
reg(GPIO_FUNC_SEL0) = ( (0x01 << (14*2)) | (0x01 << (15*2)) ); /* set GPIO15-14 to UART (UART1 TX and RX)*/ reg(GPIO_FUNC_SEL0) = ( (0x01 << (14*2)) | (0x01 << (15*2)) ); /* set GPIO15-14 to UART (UART1 TX and RX)*/
reg(80009000) = 0x00050100; /* turn on the voltage regulators for the radio */
/* you clod! */
for(i=0; i<DELAY; i++) { continue; }
reg(0x80003048) = 0x00000ff8;
/* use the 24MHz clock for the modem */
reg(0x80009000) = 0x80050100;
reg(MACA_RESET) = 0x3; /* reset, turn on the clock */ reg(MACA_RESET) = 0x3; /* reset, turn on the clock */
for(i=0; i<DELAY; i++) { continue; } for(i=0; i<DELAY; i++) { continue; }
reg(MACA_RESET) = 0x2; /* unreset, turn on the clock */ reg(MACA_RESET) = 0x2; /* unreset, turn on the clock */
for(i=0; i<DELAY; i++) { continue; } for(i=0; i<DELAY; i++) { continue; }
reset_maca();
init_phy(); init_phy();
/* some kind of sequence in init phy from MACPHY.a dissassmbly */
// magic();
reg(MACA_CONTROL) = SMAC_MACA_CNTL_INIT_STATE; reg(MACA_CONTROL) = SMAC_MACA_CNTL_INIT_STATE;
for(i=0; i<DELAY; i++) { continue; } for(i=0; i<DELAY; i++) { continue; }
data = (void *)DATA; data = (void *)DATA;
data[0] = 0xdeadbeef; data[0] = 0xdeadbeef;
reg(MACA_DMARX) = DATA; /* put data somewhere */ reg(MACA_DMARX) = DATA; /* put data somewhere */
reg(MACA_PREAMBLE) = 0xface0fff; // reg(MACA_PREAMBLE) = 0xface0fff;
reg(MACA_PREAMBLE) = 0;
puts("maca_base\n\r");
dump_regs(MACA_BASE, 96);
puts("modem write base\n\r");
dump_regs(0x80009000, 96);
puts("modem read base\n\r");
dump_regs(0x800091c0, 96);
puts("CRM\n\r");
dump_regs(0x80003000, 96);
puts("reserved modem_base\n\r");
dump_regs(0x80009200, 192);
while(1);
command_xcvr_rx();
#define NL "\033[K\r\n"
puts("\033[H\033[2J"); puts("\033[H\033[2J");
while(1) { while(1) {
uint32_t TsmRxSteps, LastWarmupStep, LastWarmupData, LastWarmdownStep, LastWarmdownData;
puts("\033[Hrftest-rx --- " ); puts("\033[Hrftest-rx --- " );
puts(" maca_getrxlvl: 0x"); puts(" maca_getrxlvl: 0x");
put_hex(reg(MACA_GETRXLVL)); put_hex(reg(MACA_GETRXLVL));
@ -81,42 +154,99 @@ void main(void) {
puts(" random: 0x"); puts(" random: 0x");
put_hex32(reg(MACA_RANDOM)); put_hex32(reg(MACA_RANDOM));
puts(NL); puts(NL);
/*
puts("base +0 +4 +8 +c +10 +14 +18 +1c " NL); puts("Maca_base");
for (i = 0; i < 96; i ++) {
if ((i & 7) == 0) {
put_hex16(4 * i);
}
putc(' ');
put_hex32(reg(MACA_BASE+(4*i)));
if ((i & 7) == 7)
puts(NL);
}
puts(NL); puts(NL);
*/ dump_regs(MACA_BASE,96);
/* start rx sequence */ puts("0x80009000");
reg(MACA_CONTROL) = 0x00031a01; /* abort */ puts(NL);
while (((tmp = reg(MACA_STATUS)) & 15) == 14) dump_regs(0x80009000,192);
puts(".");
puts("abort status is "); put_hex32(tmp); puts(NL); /* /\* start rx sequence *\/ */
puts("1 status is "); put_hex32(reg(MACA_STATUS)); puts(NL); /* reg(MACA_CONTROL) = 0x00031a01; /\* abort *\/ */
puts("2 status is "); put_hex32(reg(MACA_STATUS)); puts(NL); /* while (((tmp = reg(MACA_STATUS)) & 15) == 14) */
puts("3 status is "); put_hex32(reg(MACA_STATUS)); puts(NL); /* puts("."); */
reg(MACA_CONTROL) = 0x00031a04; /* receive */ /* puts("abort status is "); put_hex32(tmp); puts(NL); */
while (((tmp = reg(MACA_STATUS)) & 15) == 14) /* puts("1 status is "); put_hex32(reg(MACA_STATUS)); puts(NL); */
puts("."); /* puts("2 status is "); put_hex32(reg(MACA_STATUS)); puts(NL); */
puts("complete status is "); put_hex32(tmp); puts(NL); /* puts("3 status is "); put_hex32(reg(MACA_STATUS)); puts(NL); */
puts("1 status is "); put_hex32(reg(MACA_STATUS)); puts(NL);
puts("2 status is "); put_hex32(reg(MACA_STATUS)); puts(NL);
puts("3 status is "); put_hex32(reg(MACA_STATUS)); puts(NL); /* read TSM_RX_STEPS */
TsmRxSteps = (*((volatile uint32_t *)(0x80009204)));
puts("TsmRxSteps: ");
put_hex32(TsmRxSteps);
puts(NL);
/* isolate the RX_WU_STEPS */
/* shift left to align with 32-bit addressing */
LastWarmupStep = (TsmRxSteps & 0x1f) << 2;
/* Read "current" TSM step and save this value for later */
LastWarmupData = (*((volatile uint32_t *)(0x80009300 + LastWarmupStep)));
puts("LastWarmupData: ");
put_hex32(LastWarmupData);
puts(NL);
/* isolate the RX_WD_STEPS */
/* right-shift bits down to bit 0 position */
/* left-shift to align with 32-bit addressing */
LastWarmdownStep = ((TsmRxSteps & 0x1f00) >> 8) << 2;
/* write "last warmdown data" to current TSM step to shutdown rx */
LastWarmdownData = (*((volatile uint32_t *)(0x80009300 + LastWarmdownStep)));
puts("LastWarmdownData: ");
put_hex32(LastWarmdownData);
puts(NL);
status = reg(MACA_STATUS) & 0x0000ffff;
switch(status)
{
case(cc_aborted):
{
puts("aborted\n\r");
ResumeMACASync();
break;
}
case(cc_not_completed):
{
puts("not completed\n\r");
ResumeMACASync();
break;
}
case(cc_success):
{
puts("success\n\r");
break;
}
default:
{
puts("status: ");
put_hex16(status);
}
}
/* reg(MACA_CONTROL) = 0x00031a04; /\* receive *\/ */
/* while (((tmp = reg(MACA_STATUS)) & 15) == 14) */
/* puts("."); */
/* puts("complete status is "); put_hex32(tmp); puts(NL); */
/* puts("1 status is "); put_hex32(reg(MACA_STATUS)); puts(NL); */
/* puts("2 status is "); put_hex32(reg(MACA_STATUS)); puts(NL); */
/* puts("3 status is "); put_hex32(reg(MACA_STATUS)); puts(NL); */
/* puts(NL); */
/* for(i=0; i<DELAY; i++) { continue; } */
/* for(i=0; i<DELAY; i++) { continue; } */
/* for(i=0; i<DELAY; i++) { continue; } */
/* for(i=0; i<DELAY; i++) { continue; } */
/* for(i=0; i<DELAY; i++) { continue; } */
puts(NL);
for(i=0; i<DELAY; i++) { continue; }
for(i=0; i<DELAY; i++) { continue; }
for(i=0; i<DELAY; i++) { continue; }
for(i=0; i<DELAY; i++) { continue; }
for(i=0; i<DELAY; i++) { continue; }
}; };
} }