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code runs until ohci_lowlevel_init() but can't continue since pci_get_resource() is not implemented yet

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This commit is contained in:
Markus Fröschle
2013-11-03 11:20:39 +00:00
parent 459722216f
commit f36016f12d
11 changed files with 129 additions and 52 deletions
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86
BaS_gcc/sources/sysinit.c
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@@ -44,6 +44,10 @@
#include "m5484l.h"
#endif /* MACHINE_M5484LITE */
#include "mod_devicetable.h"
#include "pci_ids.h"
#include "usb.h"
#define UNUSED(x) (void)(x) /* Unused variable */
extern volatile long _VRAM; /* start address of video ram from linker script */
@@ -491,35 +495,71 @@ void init_video_ddr(void) {
/*
* probe for UPC720101 (USB)
* probe for NEC compatible USB host controller and install if found
*/
void test_upd720101(void)
void init_usb(void)
{
xprintf("UDP720101 USB controller initialization: ");
extern struct pci_device_id ohci_usb_pci_table[];
extern struct pci_device_id ehci_usb_pci_table[];
struct pci_device_id *board;
int16_t handle;
uint16_t usb_found;
int index = 0;
/* select UPD720101 AD17 */
MCF_PCI_PCICAR = MCF_PCI_PCICAR_E +
MCF_PCI_PCICAR_DEVNUM(17) +
MCF_PCI_PCICAR_FUNCNUM(0) +
MCF_PCI_PCICAR_DWORD(0);
xprintf("USB controller initialization: ");
if (* (uint32_t *) PCI_IO_OFFSET == 0x33103500)
do
{
MCF_PCI_PCICAR = MCF_PCI_PCICAR_E +
MCF_PCI_PCICAR_DEVNUM(17) +
MCF_PCI_PCICAR_FUNCNUM(0) +
MCF_PCI_PCICAR_DWORD(57);
handle = pci_find_device(0x0000, 0xffffL, index++);
xprintf("checking %d\r\n", handle);
if (handle > 0)
{
uint32_t id = 0;
uint32_t class = 0;
* (uint8_t *) PCI_IO_OFFSET = 0x20;
}
else
{
xprintf("NOT ");
xprintf("ckecking board #%d, handle %d\r\n", index, handle);
id = pci_read_config_longword(handle, PCIIDR);
class = pci_read_config_longword(handle, PCIREV);
if (class >> 16 == PCI_CLASS_SERIAL_USB)
{
xprintf("serial USB found at #%d\r\n", handle);
if (class >> 8 == PCI_CLASS_SERIAL_USB_EHCI)
{
board = ehci_usb_pci_table;
while (board->vendor)
{
xprintf("ckecking %x against %x\r\n", board->vendor, id & 0xffff);
if ((board->vendor == (id & 0xffff)) && board->device == (id >> 16))
{
xprintf("board match at handle %x\r\n", handle);
if (usb_init(handle, board) >= 0)
{
usb_found++;
}
}
board++;
}
}
if (class >> 8 == PCI_CLASS_SERIAL_USB_OHCI)
{
board = ohci_usb_pci_table;
while (board->vendor)
{
xprintf("ckecking %x against %x\r\n", board->vendor, id & 0xffff);
if ((board->vendor == (id & 0xffff)) && board->device == (id >> 16))
{
xprintf("board match at handle %x\r\n", handle);
if (usb_init(handle, board) >= 0)
usb_found++;
}
board++;
}
}
}
}
} while (handle >= 0);
MCF_PCI_PCICAR = MCF_PCI_PCICAR_DEVNUM(17) +
MCF_PCI_PCICAR_FUNCNUM(0) +
MCF_PCI_PCICAR_DWORD(57);
}
xprintf("finished\r\n");
}
@@ -976,7 +1016,7 @@ void initialize_hardware(void)
init_video_ddr();
dvi_on();
#endif /* MACHINE_FIREBEE */
test_upd720101();
init_usb();
//video_1280_1024();
#ifdef MACHINE_FIREBEE
init_ac97();