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[Qemu-devel] [PATCH 16/18] pc.c: split out basic device init from pc_ini
From: |
Isaku Yamahata |
Subject: |
[Qemu-devel] [PATCH 16/18] pc.c: split out basic device init from pc_init1() into pc_basic_device_init() |
Date: |
Thu, 18 Jun 2009 19:57:15 +0900 |
Split out basic device, i.e. legacy devices like floppy, initialization
from pc_init1() into pc_basic_device_init().
Later it will be used.
Signed-off-by: Isaku Yamahata <address@hidden>
---
hw/pc.c | 105 +++++++++++++++++++++++++++++++++-----------------------------
1 files changed, 56 insertions(+), 49 deletions(-)
diff --git a/hw/pc.c b/hw/pc.c
index 76bead4..6886751 100644
--- a/hw/pc.c
+++ b/hw/pc.c
@@ -1025,7 +1025,59 @@ static void pc_vga_init(PCIBus *pci_bus)
}
}
-* PC hardware initialisation */
+static void pc_basic_device_init(qemu_irq *i8259,
+ fdctrl_t **floppy_controller,
+ RTCState **rtc_state)
+{
+ int i;
+ BlockDriverState *fd[MAX_FD];
+ PITState *pit;
+
+ register_ioport_write(0x80, 1, 1, ioport80_write, NULL);
+
+ register_ioport_write(0xf0, 1, 1, ioportF0_write, NULL);
+
+ *rtc_state = rtc_init(0x70, i8259[8], 2000);
+ cmos_set_s3_resume_init(*rtc_state);
+
+ qemu_register_boot_set(pc_boot_set, *rtc_state);
+
+ register_ioport_read(0x92, 1, 1, ioport92_read, NULL);
+ register_ioport_write(0x92, 1, 1, ioport92_write, NULL);
+
+ pit = pit_init(0x40, i8259[0]);
+ pcspk_init(pit);
+ if (!no_hpet) {
+ hpet_init(i8259);
+ }
+
+ for(i = 0; i < MAX_SERIAL_PORTS; i++) {
+ if (serial_hds[i]) {
+ serial_init(serial_io[i], i8259[serial_irq[i]], 115200,
+ serial_hds[i]);
+ }
+ }
+
+ for(i = 0; i < MAX_PARALLEL_PORTS; i++) {
+ if (parallel_hds[i]) {
+ parallel_init(parallel_io[i], i8259[parallel_irq[i]],
+ parallel_hds[i]);
+ }
+ }
+
+ i8042_init(i8259[1], i8259[12], 0x60);
+ DMA_init(0);
+ for(i = 0; i < MAX_FD; i++) {
+ int index = drive_get_index(IF_FLOPPY, 0, i);
+ if (index != -1)
+ fd[i] = drives_table[index].bdrv;
+ else
+ fd[i] = NULL;
+ }
+ *floppy_controller = fdctrl_init(i8259[6], 2, 0, 0x3f0, fd);
+}
+
+/* PC hardware initialisation */
static void pc_init1(ram_addr_t ram_size,
const char *boot_device,
const char *kernel_filename, const char *kernel_cmdline,
@@ -1041,11 +1093,8 @@ static void pc_init1(ram_addr_t ram_size,
qemu_irq *i8259;
int index;
BlockDriverState *hd[MAX_IDE_BUS * MAX_IDE_DEVS];
- BlockDriverState *fd[MAX_FD];
fdctrl_t *floppy_controller;
RTCState *rtc_state;
- PITState *pit;
- IOAPICState *ioapic = NULL;
pc_cpus_init(cpu_model);
@@ -1066,47 +1115,16 @@ static void pc_init1(ram_addr_t ram_size,
pci_bus = NULL;
}
- /* init basic PC hardware */
- register_ioport_write(0x80, 1, 1, ioport80_write, NULL);
-
- register_ioport_write(0xf0, 1, 1, ioportF0_write, NULL);
-
pc_vga_init(pci_enabled? pci_bus: NULL);
- rtc_state = rtc_init(0x70, i8259[8], 2000);
- cmos_set_s3_resume_init(rtc_state);
-
- qemu_register_boot_set(pc_boot_set, rtc_state);
-
- register_ioport_read(0x92, 1, 1, ioport92_read, NULL);
- register_ioport_write(0x92, 1, 1, ioport92_write, NULL);
+ /* init basic PC hardware */
+ pc_basic_device_init(i8259, &floppy_controller, &rtc_state);
if (pci_enabled) {
- ioapic = ioapic_init();
- }
- pit = pit_init(0x40, i8259[0]);
- pcspk_init(pit);
- if (!no_hpet) {
- hpet_init(i8259);
- }
- if (pci_enabled) {
+ IOAPICState *ioapic = ioapic_init();
pic_set_alt_irq_func(isa_pic, ioapic_set_irq, ioapic);
}
- for(i = 0; i < MAX_SERIAL_PORTS; i++) {
- if (serial_hds[i]) {
- serial_init(serial_io[i], i8259[serial_irq[i]], 115200,
- serial_hds[i]);
- }
- }
-
- for(i = 0; i < MAX_PARALLEL_PORTS; i++) {
- if (parallel_hds[i]) {
- parallel_init(parallel_io[i], i8259[parallel_irq[i]],
- parallel_hds[i]);
- }
- }
-
watchdog_pc_init(pci_bus);
for(i = 0; i < nb_nics; i++) {
@@ -1142,21 +1160,10 @@ static void pc_init1(ram_addr_t ram_size,
}
}
- i8042_init(i8259[1], i8259[12], 0x60);
- DMA_init(0);
#ifdef HAS_AUDIO
audio_init(pci_enabled ? pci_bus : NULL, i8259);
#endif
- for(i = 0; i < MAX_FD; i++) {
- index = drive_get_index(IF_FLOPPY, 0, i);
- if (index != -1)
- fd[i] = drives_table[index].bdrv;
- else
- fd[i] = NULL;
- }
- floppy_controller = fdctrl_init(i8259[6], 2, 0, 0x3f0, fd);
-
cmos_init(below_4g_mem_size, above_4g_mem_size, boot_device, hd,
floppy_controller, rtc_state);
--
1.6.0.2
- [Qemu-devel] [PATCH 13/18] pc.c: split out cpu initialization from pc_init1() into pc_cpus_init()., (continued)
- [Qemu-devel] [PATCH 13/18] pc.c: split out cpu initialization from pc_init1() into pc_cpus_init()., Isaku Yamahata, 2009/06/18
- [Qemu-devel] [PATCH 11/18] pc.c: introduce a function to allocate cpu irq., Isaku Yamahata, 2009/06/18
- [Qemu-devel] [PATCH 14/18] pc.c: split out memory allocation from pc_init1() into pc_memory_init(), Isaku Yamahata, 2009/06/18
- [Qemu-devel] [PATCH 06/18] acpi.c: split acpi.c into the common part and the piix4 part., Isaku Yamahata, 2009/06/18
- [Qemu-devel] [PATCH 10/18] pc.c: remove a global variable, RTCState *rtc_state., Isaku Yamahata, 2009/06/18
- [Qemu-devel] [PATCH 18/18] pc.c: split out piix specific part from pc.c into pc_piix.c, Isaku Yamahata, 2009/06/18
- [Qemu-devel] [PATCH 17/18] pc.c: split out pci device init from pc_init1() into pc_pci_device_init(), Isaku Yamahata, 2009/06/18
- [Qemu-devel] [PATCH 15/18] pc.c: split out vga initialization from pc_init1() into pc_vga_init()., Isaku Yamahata, 2009/06/18
- [Qemu-devel] [PATCH 12/18] pc.c: make pc_init1() not refer ferr_irq directly., Isaku Yamahata, 2009/06/18
- [Qemu-devel] [PATCH 16/18] pc.c: split out basic device init from pc_init1() into pc_basic_device_init(),
Isaku Yamahata <=
- [Qemu-devel] [PATCH] q35 chipset based pc. wip., Isaku Yamahata, 2009/06/18