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[PATCH 1/4] hw/acpi: Increase the number of possible ACPI interrupts
From: |
Leonid Bloch |
Subject: |
[PATCH 1/4] hw/acpi: Increase the number of possible ACPI interrupts |
Date: |
Wed, 20 Jan 2021 22:54:58 +0200 |
Increase the number of possible ACPI interrupts from 8, to the maximum
available: 64 by default.
Signed-off-by: Leonid Bloch <lb.workbox@gmail.com>
---
hw/acpi/core.c | 17 +++++++++++++++--
1 file changed, 15 insertions(+), 2 deletions(-)
diff --git a/hw/acpi/core.c b/hw/acpi/core.c
index 7170bff657..71ba7c17b8 100644
--- a/hw/acpi/core.c
+++ b/hw/acpi/core.c
@@ -706,19 +706,32 @@ uint32_t acpi_gpe_ioport_readb(ACPIREGS *ar, uint32_t
addr)
void acpi_send_gpe_event(ACPIREGS *ar, qemu_irq irq,
AcpiEventStatusBits status)
{
- ar->gpe.sts[0] |= status;
+ int i;
+
+ AcpiEventStatusBits st = status;
+ for (i = 0; i < ar->gpe.len / 2; i++) {
+ ar->gpe.sts[i] |= st;
+ st >>= (sizeof(ar->gpe.sts[0]) * CHAR_BIT);
+ }
+
acpi_update_sci(ar, irq);
}
void acpi_update_sci(ACPIREGS *regs, qemu_irq irq)
{
int sci_level, pm1a_sts;
+ uint64_t gpe_sci = 0;
+ int i;
pm1a_sts = acpi_pm1_evt_get_sts(regs);
+ for (i = 0; i < regs->gpe.len / 2; i++) {
+ gpe_sci |= (regs->gpe.sts[i] & regs->gpe.en[i]);
+ }
+
sci_level = ((pm1a_sts &
regs->pm1.evt.en & ACPI_BITMASK_PM1_COMMON_ENABLED) != 0) ||
- ((regs->gpe.sts[0] & regs->gpe.en[0]) != 0);
+ (gpe_sci != 0);
qemu_set_irq(irq, sci_level);
--
2.30.0
- [PATCH 0/4] Introduce a battery, AC adapter, and lid button, Leonid Bloch, 2021/01/20
- [PATCH 1/4] hw/acpi: Increase the number of possible ACPI interrupts,
Leonid Bloch <=
- [PATCH 2/4] hw/acpi: Introduce the QEMU Battery, Leonid Bloch, 2021/01/20
- [PATCH 3/4] hw/acpi: Introduce the QEMU AC adapter, Leonid Bloch, 2021/01/20
- [PATCH 4/4] hw/acpi: Introduce the QEMU lid button, Leonid Bloch, 2021/01/20
- Re: [PATCH 0/4] Introduce a battery, AC adapter, and lid button, Philippe Mathieu-Daudé, 2021/01/20