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Start implementing smcCpuSuspend

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This commit is contained in:
Michael Scire 2018-02-26 02:00:02 -08:00
parent 18d0a81bd5
commit bda9dcbe73
12 changed files with 241 additions and 20 deletions
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16
exosphere/src/cpu_context.c
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@ -6,12 +6,12 @@
static saved_cpu_context_t g_cpu_contexts[NUM_CPU_CORES] = {0};
void set_core_entrypoint_and_context_id(uint32_t core, uint64_t entrypoint_addr, uint64_t context_id) {
void set_core_entrypoint_and_context_id(uint32_t core, uint64_t entrypoint_addr, uint64_t argument) {
g_cpu_contexts[core].ELR_EL3 = entrypoint_addr;
g_cpu_contexts[core].context_id = context_id;
g_cpu_contexts[core].argument = argument;
}
uint32_t cpu_on(uint32_t core, uint64_t entrypoint_addr, uint64_t context_id) {
uint32_t cpu_on(uint32_t core, uint64_t entrypoint_addr, uint64_t argument) {
/* Is core valid? */
if (core >= NUM_CPU_CORES) {
return 0xFFFFFFFE;
@ -22,7 +22,7 @@ uint32_t cpu_on(uint32_t core, uint64_t entrypoint_addr, uint64_t context_id) {
return 0xFFFFFFFC;
}
set_core_entrypoint_and_context_id(core, entrypoint_addr, context_id);
set_core_entrypoint_and_context_id(core, entrypoint_addr, argument);
const uint32_t status_masks[NUM_CPU_CORES] = {0x4000, 0x200, 0x400, 0x800};
const uint32_t toggle_vals[NUM_CPU_CORES] = {0xE, 0x9, 0xA, 0xB};
@ -60,11 +60,3 @@ uint32_t cpu_off(void) {
return 0;
/* TODO */
}
uint32_t cpu_suspend(uint64_t power_state, uint64_t entrypoint_addr, uint64_t context_id) {
(void)power_state;
(void)entrypoint_addr;
(void)context_id;
return 0;
/* TODO */
}