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component/esp32 : do more fix of dualcore bug

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1. the cache API in romcode will access DPORT register, so protect it.
2. fix STALL spelling.
3. check dport access by non-dport access function
This commit is contained in:
Tian Hao
2017-05-10 15:45:04 +08:00
parent c518325385
commit 377a1f5ea1
7 changed files with 271 additions and 128 deletions
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4
components/esp32/dport_access.c
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@@ -84,9 +84,9 @@ void IRAM_ATTR esp_dport_access_stall_other_cpu_start(void)
dport_access_end[cpu_id] = 0;
if (cpu_id == 0) {
WRITE_PERI_REG(DPORT_CPU_INTR_FROM_CPU_3_REG, DPORT_CPU_INTR_FROM_CPU_3); //interrupt on cpu1
_DPORT_REG_WRITE(DPORT_CPU_INTR_FROM_CPU_3_REG, DPORT_CPU_INTR_FROM_CPU_3); //interrupt on cpu1
} else {
WRITE_PERI_REG(DPORT_CPU_INTR_FROM_CPU_2_REG, DPORT_CPU_INTR_FROM_CPU_2); //interrupt on cpu0
_DPORT_REG_WRITE(DPORT_CPU_INTR_FROM_CPU_2_REG, DPORT_CPU_INTR_FROM_CPU_2); //interrupt on cpu0
}
while (!dport_access_start[cpu_id]) {};