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arm_gic: Introduce define for GIC_NR_SGIS

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Instead of hardcoding 16 various places in the code, use a define to
make it more clear what is going on.

Signed-off-by: Christoffer Dall <christoffer.dall@linaro.org>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
This commit is contained in:
Christoffer Dall 2014-01-31 14:47:38 +00:00 • committed by Peter Maydell
parent 4d1cef840d
commit 41ab7b5510
2 changed files with 12 additions and 6 deletions
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17
hw/intc/arm_gic.c
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@ -380,8 +380,10 @@ static void gic_dist_writeb(void *opaque, hwaddr offset,
irq = (offset - 0x100) * 8 + GIC_BASE_IRQ;
if (irq >= s->num_irq)
goto bad_reg;
if (irq < 16)
value = 0xff;
if (irq < GIC_NR_SGIS) {
value = 0xff;
}
for (i = 0; i < 8; i++) {
if (value & (1 << i)) {
int mask =
@ -406,8 +408,10 @@ static void gic_dist_writeb(void *opaque, hwaddr offset,
irq = (offset - 0x180) * 8 + GIC_BASE_IRQ;
if (irq >= s->num_irq)
goto bad_reg;
if (irq < 16)
value = 0;
if (irq < GIC_NR_SGIS) {
value = 0;
}
for (i = 0; i < 8; i++) {
if (value & (1 << i)) {
int cm = (irq < GIC_INTERNAL) ? (1 << cpu) : ALL_CPU_MASK;
@ -423,8 +427,9 @@ static void gic_dist_writeb(void *opaque, hwaddr offset,
irq = (offset - 0x200) * 8 + GIC_BASE_IRQ;
if (irq >= s->num_irq)
goto bad_reg;
if (irq < 16)
irq = 0;
if (irq < GIC_NR_SGIS) {
irq = 0;
}
for (i = 0; i < 8; i++) {
if (value & (1 << i)) {