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[Qemu-devel] [PATCH 1/3] Fix MIPS counter / compare interrupt
From: |
Ralf Baechle |
Subject: |
[Qemu-devel] [PATCH 1/3] Fix MIPS counter / compare interrupt |
Date: |
Mon, 15 Aug 2005 09:52:10 +0100 |
User-agent: |
Mutt/1.4.2.1i |
The count / compare interrupt is wired to the CPU's internal interrupt
controller, not a PIC.
hw/mips_r4k.c | 10 ++++++++--
target-mips/helper.c | 12 +++++++++++-
2 files changed, 19 insertions(+), 3 deletions(-)
Index: qemu-mips/hw/mips_r4k.c
===================================================================
--- qemu-mips.orig/hw/mips_r4k.c
+++ qemu-mips/hw/mips_r4k.c
@@ -72,7 +75,8 @@ void cpu_mips_store_count (CPUState *env
void cpu_mips_store_compare (CPUState *env, uint32_t value)
{
cpu_mips_update_count(env, cpu_mips_get_count(env), value);
- pic_set_irq(5, 0);
+ cpu_single_env->CP0_Cause &= ~0x00008000;
+ cpu_reset_interrupt(cpu_single_env, CPU_INTERRUPT_HARD);
}
static void mips_timer_cb (void *opaque)
@@ -86,7 +90,8 @@ static void mips_timer_cb (void *opaque)
}
#endif
cpu_mips_update_count(env, cpu_mips_get_count(env), env->CP0_Compare);
- pic_set_irq(5, 1);
+ cpu_single_env->CP0_Cause |= 0x00008000;
+ cpu_interrupt(cpu_single_env, CPU_INTERRUPT_HARD);
}
void cpu_mips_clock_init (CPUState *env)
- [Qemu-devel] [PATCH 1/3] Fix MIPS counter / compare interrupt,
Ralf Baechle <=