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pp500x: Switch to plain C sleep/wake code (instead of asm)

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Supposedly this is responsible for startup crashes on ipod1g/2g.

Change-Id: I9d03ddc996f46db6fa782d1d8b1cd8baf9d23308
This commit is contained in:
Solomon Peachy 2025-07-29 20:25:01 -04:00
parent 8e7fa2932e
commit c33602375d
1 changed files with 3 additions and 3 deletions
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6
firmware/target/arm/pp/thread-pp.c
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@ -52,7 +52,7 @@ uintptr_t * const idle_stacks[NUM_CORES] =
* initializations. * initializations.
*--------------------------------------------------------------------------- *---------------------------------------------------------------------------
*/ */
static void INIT_ATTR core_thread_init(unsigned int core) static void INIT_ATTR core_thread_init(unsigned int core)
{ {
if (core == CPU) if (core == CPU)
{ {
@ -154,7 +154,7 @@ struct core_semaphores
static struct core_semaphores core_semaphores[NUM_CORES] IBSS_ATTR; static struct core_semaphores core_semaphores[NUM_CORES] IBSS_ATTR;
#if 1 /* Select ASM */ #if 0 /* Select ASM */
/*--------------------------------------------------------------------------- /*---------------------------------------------------------------------------
* Put core in a power-saving state if waking list wasn't repopulated and if * Put core in a power-saving state if waking list wasn't repopulated and if
* no other core requested a wakeup for it to perform a task. * no other core requested a wakeup for it to perform a task.
@ -294,7 +294,7 @@ static inline void core_sleep(unsigned int core)
"mov r0, r0, lsl %[c] \n" "mov r0, r0, lsl %[c] \n"
"str r0, [%[mbx], #4] \n" /* signal intent to sleep */ "str r0, [%[mbx], #4] \n" /* signal intent to sleep */
"ldr r1, [%[mbx], #0] \n" /* && !(MBX_MSG_STAT & (0x10<<core)) ? */ "ldr r1, [%[mbx], #0] \n" /* && !(MBX_MSG_STAT & (0x10<<core)) ? */
"tst r1, r0, lsl #2 \n" "tst r1, r0, lsl #2 \n"
"moveq r1, #0x80000000 \n" /* Then sleep */ "moveq r1, #0x80000000 \n" /* Then sleep */
"streq r1, [%[ctl], %[c], lsl #2] \n" "streq r1, [%[ctl], %[c], lsl #2] \n"
"moveq r1, #0 \n" /* Clear control reg */ "moveq r1, #0 \n" /* Clear control reg */