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fix port_systick_config bug

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This commit is contained in:
acezhao
2019-09-13 22:22:49 +08:00
parent af245f2e5b
commit ad72fb73d2
11 changed files with 83 additions and 1594 deletions
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26
arch/risc-v/rv32i/port_s.S
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@@ -4,6 +4,10 @@
.global port_cpsr_save
.global port_cpsr_restore
.global port_systick_resume
.global port_systick_suspend
.global port_systick_pending_reset
.global port_sched_start
.global port_context_switch
.global port_irq_context_switch
@@ -26,7 +30,6 @@ port_int_enable:
.type port_cpsr_save, %function
port_cpsr_save:
csrrci a0, mstatus, MSTATUS_MIE
#csrrci a0, mstatus, MSTATUS_MPIE
ret
.type port_cpsr_restore, %function
@@ -34,6 +37,25 @@ port_cpsr_restore:
csrw mstatus, a0
ret
.type port_systick_resume, %function
port_systick_resume:
li t0, MIE_MTIE
csrs mie, t0
ret
.type port_systick_suspend, %function
port_systick_suspend:
li t0, MIE_MTIE
csrc mie, t0
ret
.type port_systick_pending_reset, %function
port_systick_pending_reset:
li t0, MIP_MTIP
csrc mip, t0
ret
#define REGBYTES 4
#define LOAD lw
@@ -405,3 +427,5 @@ port_irq_context_switch:
irq_context_return:
ret