mirrors/qemu
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

musicpal: Reorganize IO memory handling (Jan Kiszka)

Browse Source 
The new MMIO interface requires non-overlapping slots. Reorganize the
musicpal accordingly, fixing a regression for the Ethernet emulation.

Signed-off-by: Jan Kiszka <jan.kiszka@web.de>

git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@6803 c046a42c-6fe2-441c-8c8c-71466251a162
This commit is contained in:
malc 2009-03-10 19:25:13 +00:00
parent 43e860ef09
commit 718ec0be53
1 changed files with 139 additions and 50 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

187
hw/musicpal.c
View File

@ -20,12 +20,21 @@
#include "audio/audio.h"
#include "i2c.h"
#define MP_MISC_BASE 0x80002000
#define MP_MISC_SIZE 0x00001000
#define MP_ETH_BASE 0x80008000
#define MP_ETH_SIZE 0x00001000
#define MP_WLAN_BASE 0x8000C000
#define MP_WLAN_SIZE 0x00000800
#define MP_UART1_BASE 0x8000C840
#define MP_UART2_BASE 0x8000C940
#define MP_GPIO_BASE 0x8000D000
#define MP_GPIO_SIZE 0x00001000
#define MP_FLASHCFG_BASE 0x90006000
#define MP_FLASHCFG_SIZE 0x00001000
@ -429,7 +438,7 @@ static CPUWriteMemoryFunc *musicpal_audio_writefn[] = {
musicpal_audio_write
};
static i2c_interface *musicpal_audio_init(uint32_t base, qemu_irq irq)
static i2c_interface *musicpal_audio_init(qemu_irq irq)
{
AudioState *audio;
musicpal_audio_state *s;
@ -457,14 +466,14 @@ static i2c_interface *musicpal_audio_init(uint32_t base, qemu_irq irq)
iomemtype = cpu_register_io_memory(0, musicpal_audio_readfn,
musicpal_audio_writefn, s);
cpu_register_physical_memory(base, MP_AUDIO_SIZE, iomemtype);
cpu_register_physical_memory(MP_AUDIO_BASE, MP_AUDIO_SIZE, iomemtype);
qemu_register_reset(musicpal_audio_reset, s);
return i2c;
}
#else /* !HAS_AUDIO */
static i2c_interface *musicpal_audio_init(uint32_t base, qemu_irq irq)
static i2c_interface *musicpal_audio_init(qemu_irq irq)
{
return NULL;
}
@ -899,7 +908,7 @@ static CPUWriteMemoryFunc *musicpal_lcd_writefn[] = {
musicpal_lcd_write
};
static void musicpal_lcd_init(uint32_t base)
static void musicpal_lcd_init(void)
{
musicpal_lcd_state *s;
int iomemtype;
@ -907,7 +916,7 @@ static void musicpal_lcd_init(uint32_t base)
s = qemu_mallocz(sizeof(musicpal_lcd_state));
iomemtype = cpu_register_io_memory(0, musicpal_lcd_readfn,
musicpal_lcd_writefn, s);
cpu_register_physical_memory(base, MP_LCD_SIZE, iomemtype);
cpu_register_physical_memory(MP_LCD_BASE, MP_LCD_SIZE, iomemtype);
s->ds = graphic_console_init(lcd_refresh, lcd_invalidate,
NULL, NULL, s);
@ -1195,20 +1204,102 @@ static void mv88w8618_flashcfg_init(uint32_t base)
cpu_register_physical_memory(base, MP_FLASHCFG_SIZE, iomemtype);
}
/* Various registers in the 0x80000000 domain */
#define MP_BOARD_REVISION 0x2018
/* Misc register offsets */
#define MP_MISC_BOARD_REVISION 0x18
#define MP_WLAN_MAGIC1 0xc11c
#define MP_WLAN_MAGIC2 0xc124
#define MP_BOARD_REVISION 0x31
#define MP_GPIO_OE_LO 0xd008
#define MP_GPIO_OUT_LO 0xd00c
#define MP_GPIO_IN_LO 0xd010
#define MP_GPIO_ISR_LO 0xd020
#define MP_GPIO_OE_HI 0xd508
#define MP_GPIO_OUT_HI 0xd50c
#define MP_GPIO_IN_HI 0xd510
#define MP_GPIO_ISR_HI 0xd520
static uint32_t musicpal_misc_read(void *opaque, target_phys_addr_t offset)
{
switch (offset) {
case MP_MISC_BOARD_REVISION:
return MP_BOARD_REVISION;
default:
return 0;
}
}
static void musicpal_misc_write(void *opaque, target_phys_addr_t offset,
uint32_t value)
{
}
static CPUReadMemoryFunc *musicpal_misc_readfn[] = {
musicpal_misc_read,
musicpal_misc_read,
musicpal_misc_read,
};
static CPUWriteMemoryFunc *musicpal_misc_writefn[] = {
musicpal_misc_write,
musicpal_misc_write,
musicpal_misc_write,
};
static void musicpal_misc_init(void)
{
int iomemtype;
iomemtype = cpu_register_io_memory(0, musicpal_misc_readfn,
musicpal_misc_writefn, NULL);
cpu_register_physical_memory(MP_MISC_BASE, MP_MISC_SIZE, iomemtype);
}
/* WLAN register offsets */
#define MP_WLAN_MAGIC1 0x11c
#define MP_WLAN_MAGIC2 0x124
static uint32_t mv88w8618_wlan_read(void *opaque, target_phys_addr_t offset)
{
switch (offset) {
/* Workaround to allow loading the binary-only wlandrv.ko crap
* from the original Freecom firmware. */
case MP_WLAN_MAGIC1:
return ~3;
case MP_WLAN_MAGIC2:
return -1;
default:
return 0;
}
}
static void mv88w8618_wlan_write(void *opaque, target_phys_addr_t offset,
uint32_t value)
{
}
static CPUReadMemoryFunc *mv88w8618_wlan_readfn[] = {
mv88w8618_wlan_read,
mv88w8618_wlan_read,
mv88w8618_wlan_read,
};
static CPUWriteMemoryFunc *mv88w8618_wlan_writefn[] = {
mv88w8618_wlan_write,
mv88w8618_wlan_write,
mv88w8618_wlan_write,
};
static void mv88w8618_wlan_init(uint32_t base)
{
int iomemtype;
iomemtype = cpu_register_io_memory(0, mv88w8618_wlan_readfn,
mv88w8618_wlan_writefn, NULL);
cpu_register_physical_memory(base, MP_WLAN_SIZE, iomemtype);
}
/* GPIO register offsets */
#define MP_GPIO_OE_LO 0x008
#define MP_GPIO_OUT_LO 0x00c
#define MP_GPIO_IN_LO 0x010
#define MP_GPIO_ISR_LO 0x020
#define MP_GPIO_OE_HI 0x508
#define MP_GPIO_OUT_HI 0x50c
#define MP_GPIO_IN_HI 0x510
#define MP_GPIO_ISR_HI 0x520
/* GPIO bits & masks */
#define MP_GPIO_WHEEL_VOL (1 << 8)
@ -1227,12 +1318,9 @@ static void mv88w8618_flashcfg_init(uint32_t base)
/* LCD brightness bits in GPIO_OE_HI */
#define MP_OE_LCD_BRIGHTNESS 0x0007
static uint32_t musicpal_read(void *opaque, target_phys_addr_t offset)
static uint32_t musicpal_gpio_read(void *opaque, target_phys_addr_t offset)
{
switch (offset) {
case MP_BOARD_REVISION:
return 0x0031;
case MP_GPIO_OE_HI: /* used for LCD brightness control */
return lcd_brightness & MP_OE_LCD_BRIGHTNESS;
@ -1254,19 +1342,12 @@ static uint32_t musicpal_read(void *opaque, target_phys_addr_t offset)
case MP_GPIO_ISR_HI:
return gpio_isr >> 16;
/* Workaround to allow loading the binary-only wlandrv.ko crap
* from the original Freecom firmware. */
case MP_WLAN_MAGIC1:
return ~3;
case MP_WLAN_MAGIC2:
return -1;
default:
return 0;
}
}
static void musicpal_write(void *opaque, target_phys_addr_t offset,
static void musicpal_gpio_write(void *opaque, target_phys_addr_t offset,
uint32_t value)
{
switch (offset) {
@ -1290,6 +1371,27 @@ static void musicpal_write(void *opaque, target_phys_addr_t offset,
}
}
static CPUReadMemoryFunc *musicpal_gpio_readfn[] = {
musicpal_gpio_read,
musicpal_gpio_read,
musicpal_gpio_read,
};
static CPUWriteMemoryFunc *musicpal_gpio_writefn[] = {
musicpal_gpio_write,
musicpal_gpio_write,
musicpal_gpio_write,
};
static void musicpal_gpio_init(void)
{
int iomemtype;
iomemtype = cpu_register_io_memory(0, musicpal_gpio_readfn,
musicpal_gpio_writefn, NULL);
cpu_register_physical_memory(MP_GPIO_BASE, MP_GPIO_SIZE, iomemtype);
}
/* Keyboard codes & masks */
#define KEY_RELEASED 0x80
#define KEY_CODE 0x7f
@ -1370,18 +1472,6 @@ static void musicpal_key_event(void *opaque, int keycode)
kbd_extended = 0;
}
static CPUReadMemoryFunc *musicpal_readfn[] = {
musicpal_read,
musicpal_read,
musicpal_read,
};
static CPUWriteMemoryFunc *musicpal_writefn[] = {
musicpal_write,
musicpal_write,
musicpal_write,
};
static struct arm_boot_info musicpal_binfo = {
.loader_start = 0x0,
.board_id = 0x20e,
@ -1395,7 +1485,6 @@ static void musicpal_init(ram_addr_t ram_size, int vga_ram_size,
CPUState *env;
qemu_irq *pic;
int index;
int iomemtype;
unsigned long flash_size;
if (!cpu_model)
@ -1415,11 +1504,6 @@ static void musicpal_init(ram_addr_t ram_size, int vga_ram_size,
sram_off = qemu_ram_alloc(MP_SRAM_SIZE);
cpu_register_physical_memory(MP_SRAM_BASE, MP_SRAM_SIZE, sram_off);
/* Catch various stuff not handled by separate subsystems */
iomemtype = cpu_register_io_memory(0, musicpal_readfn,
musicpal_writefn, env);
cpu_register_physical_memory(0x80000000, 0x10000, iomemtype);
pic = mv88w8618_pic_init(MP_PIC_BASE, pic[ARM_PIC_CPU_IRQ]);
mv88w8618_pit_init(MP_PIT_BASE, pic, MP_TIMER1_IRQ);
@ -1454,13 +1538,18 @@ static void musicpal_init(ram_addr_t ram_size, int vga_ram_size,
}
mv88w8618_flashcfg_init(MP_FLASHCFG_BASE);
musicpal_lcd_init(MP_LCD_BASE);
musicpal_lcd_init();
qemu_add_kbd_event_handler(musicpal_key_event, pic[MP_GPIO_IRQ]);
mv88w8618_eth_init(&nd_table[0], MP_ETH_BASE, pic[MP_ETH_IRQ]);
mixer_i2c = musicpal_audio_init(MP_AUDIO_BASE, pic[MP_AUDIO_IRQ]);
mixer_i2c = musicpal_audio_init(pic[MP_AUDIO_IRQ]);
mv88w8618_wlan_init(MP_WLAN_BASE);
musicpal_misc_init();
musicpal_gpio_init();
musicpal_binfo.ram_size = MP_RAM_DEFAULT_SIZE;
musicpal_binfo.kernel_filename = kernel_filename;