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authorAlexander Graf <agraf@suse.de>2011-07-21 01:42:58 +0200
committerAlexander Graf <agraf@suse.de>2011-10-06 09:43:33 +0200
commita915249fa1e0a59e9a893cd335fd31af39b01bde (patch)
treea14b33a27b5c9808983db1fd7263d6bda6620fc6
parente61c36d58d31d0ce7e1e7674bc8f1d1fc8efadd1 (diff)
PPC: E500: Generate IRQ lines for many CPUs
Now that we can generate multiple envs for all our virtual CPUs, we also need to tell the MPIC that we have multiple CPUs connected and connect them all to the respective virtual interrupt lines. Signed-off-by: Alexander Graf <agraf@suse.de>
-rw-r--r--hw/ppce500_mpc8544ds.c17
1 files changed, 12 insertions, 5 deletions
diff --git a/hw/ppce500_mpc8544ds.c b/hw/ppce500_mpc8544ds.c
index 8d05587514..9cb01f3e7e 100644
--- a/hw/ppce500_mpc8544ds.c
+++ b/hw/ppce500_mpc8544ds.c
@@ -237,7 +237,7 @@ static void mpc8544ds_init(ram_addr_t ram_size,
target_long initrd_size=0;
int i=0;
unsigned int pci_irq_nrs[4] = {1, 2, 3, 4};
- qemu_irq *irqs, *mpic;
+ qemu_irq **irqs, *mpic;
DeviceState *dev;
struct boot_info *boot_info;
CPUState *firstenv = NULL;
@@ -247,6 +247,8 @@ static void mpc8544ds_init(ram_addr_t ram_size,
cpu_model = "e500v2_v30";
}
+ irqs = g_malloc0(smp_cpus * sizeof(qemu_irq *));
+ irqs[0] = g_malloc0(smp_cpus * sizeof(qemu_irq) * OPENPIC_OUTPUT_NB);
for (i = 0; i < smp_cpus; i++) {
qemu_irq *input;
env = cpu_ppc_init(cpu_model);
@@ -259,6 +261,10 @@ static void mpc8544ds_init(ram_addr_t ram_size,
firstenv = env;
}
+ irqs[i] = irqs[0] + (i * OPENPIC_OUTPUT_NB);
+ input = (qemu_irq *)env->irq_inputs;
+ irqs[i][OPENPIC_OUTPUT_INT] = input[PPCE500_INPUT_INT];
+ irqs[i][OPENPIC_OUTPUT_CINT] = input[PPCE500_INPUT_CINT];
env->spr[SPR_BOOKE_PIR] = env->cpu_index = i;
/* XXX register timer? */
@@ -283,10 +289,11 @@ static void mpc8544ds_init(ram_addr_t ram_size,
"mpc8544ds.ram", ram_size));
/* MPIC */
- irqs = g_malloc0(sizeof(qemu_irq) * OPENPIC_OUTPUT_NB);
- irqs[OPENPIC_OUTPUT_INT] = ((qemu_irq *)env->irq_inputs)[PPCE500_INPUT_INT];
- irqs[OPENPIC_OUTPUT_CINT] = ((qemu_irq *)env->irq_inputs)[PPCE500_INPUT_CINT];
- mpic = mpic_init(MPC8544_MPIC_REGS_BASE, 1, &irqs, NULL);
+ mpic = mpic_init(MPC8544_MPIC_REGS_BASE, smp_cpus, irqs, NULL);
+
+ if (!mpic) {
+ cpu_abort(env, "MPIC failed to initialize\n");
+ }
/* Serial */
if (serial_hds[0]) {