*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
- * MA 02111-1307 USA
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston,
+ * MA 02110-1301 USA
*/
/*
* Enabling function 1 (IDE controller of the chip.
*/
+#ifndef CONFIG_ISA_IO
+#define CONFIG_ISA_IO 0xFE000000
+#endif
+
#include <arch/io.h>
#include <device/pci.h>
-#include <device/chip.h>
+#include <device/pci_ids.h>
#include <console/console.h>
#include "w83c553f.h"
-#include "chip.h"
-
-#ifndef CONFIG_ISA_MEM
-#define CONFIG_ISA_MEM 0xFD000000
-#endif
-#ifndef CONFIG_ISA_IO
-#define CONFIG_ISA_IO 0xFE000000
-#endif
-
-#ifndef CONFIG_IDE_MAXBUS
-#define CONFIG_IDE_MAXBUS 2
-#endif
-#ifndef CONFIG_IDE_MAXDEVICE
-#define CONFIG_IDE_MAXDEVICE (CONFIG_IDE_MAXBUS*2)
-#endif
-
-uint32_t ide_bus_offset[CONFIG_IDE_MAXBUS];
void initialise_pic(void);
void initialise_dma(void);
-extern struct pci_ops pci_direct_ppc;
-
-#if 0
-void southbridge_early_init(void)
-{
- unsigned char reg8;
-
- /*
- * Set ISA memory space
- */
- pci_direct_ppc.read_byte(0, 0x58, W83C553F_IPADCR, ®8);
- /* 16 MB ISA memory space */
- reg8 |= (W83C553F_IPADCR_IPATOM4 | W83C553F_IPADCR_IPATOM5 | W83C553F_IPADCR_IPATOM6 | W83C553F_IPADCR_IPATOM7);
- reg8 &= ~W83C553F_IPADCR_MBE512;
- pci_direct_ppc.write_byte(0, 0x58, W83C553F_IPADCR, ®8);
-}
-#endif
-
-void w83c553_init(void)
+static void
+w83c553_init(struct device *dev)
{
- struct device *dev;
- unsigned char reg8;
- unsigned short reg16;
- unsigned int reg32;
-
- dev = dev_find_device(W83C553F_VID, W83C553F_DID, 0);
- if (dev == 0)
- {
- printk_info("Error: Cannot find W83C553F controller on any PCI bus\n");
- return;
- }
-
- printk_info("Found W83C553F controller\n");
+ printk_info("Configure W83C553F ISA Bridge (Function 0)\n");
- /* always enabled */
#if 0
- reg16 = pci_read_config16(dev, PCI_COMMAND);
- reg16 |= PCI_COMMAND_MASTER | PCI_COMMAND_IO | PCI_COMMAND_MEMORY;
- pci_write_config16(dev, PCI_COMMAND, reg16);
-#endif
-
/*
- * Set ISA memory space
+ * Set ISA memory space NOT SURE ABOUT THIS???
*/
reg8 = pci_read_config8(dev, W83C553F_IPADCR);
/* 16 MB ISA memory space */
reg8 &= ~W83C553F_CSCR_BIOSWP;
pci_write_config8(dev, W83C553F_CSCR, reg8);
-
/*
* Enable Port 92
*/
/*
* Route IDE interrupts to IRQ 14 & 15 on 8259.
*/
- pci_write_config8(dev, W83C553F_IDEIRCR, 0xef);
- pci_write_config16(dev, W83C553F_PCIIRCR, 0x0000);
-
- /*
- * Read IDE bus offsets from function 1 device.
- * We must unmask the LSB indicating that it is an IO address.
- */
- dev = dev_find_device(W83C553F_VID, W83C553F_IDE, 0);
- if (dev == 0)
- {
- printk_info("Error: Cannot find W83C553F function 1 device\n");
- return;
- }
-
- /*
- * Enable native mode on IDE ports and set base address.
- */
- reg8 = W83C553F_PIR_P1NL | W83C553F_PIR_P0NL;
- pci_write_config8(dev, W83C553F_PIR, reg8);
- pci_write_config32(dev, PCI_BASE_ADDRESS_0, 0xffffffff);
- reg32 = pci_read_config32(dev, PCI_BASE_ADDRESS_0);
- pci_write_config32(dev, PCI_BASE_ADDRESS_0, 0x1f0);
- reg32 = pci_read_config32(dev, PCI_BASE_ADDRESS_0);
- pci_write_config32(dev, PCI_BASE_ADDRESS_1, 0xffffffff);
- reg32 = pci_read_config32(dev, PCI_BASE_ADDRESS_1);
- pci_write_config32(dev, PCI_BASE_ADDRESS_1, 0x3f6);
- reg32 = pci_read_config32(dev, PCI_BASE_ADDRESS_1);
- pci_write_config32(dev, PCI_BASE_ADDRESS_2, 0xffffffff);
- reg32 = pci_read_config32(dev, PCI_BASE_ADDRESS_2);
- pci_write_config32(dev, PCI_BASE_ADDRESS_2, 0x170);
- reg32 = pci_read_config32(dev, PCI_BASE_ADDRESS_2);
- pci_write_config32(dev, PCI_BASE_ADDRESS_3, 0xffffffff);
- reg32 = pci_read_config32(dev, PCI_BASE_ADDRESS_3);
- pci_write_config32(dev, PCI_BASE_ADDRESS_3, 0x376);
- reg32 = pci_read_config32(dev, PCI_BASE_ADDRESS_3);
-
- /*
- * Set read-ahead duration to 0xff
- * Enable P0 and P1
- */
- reg32 = 0x00ff0000 | W83C553F_IDECSR_P1EN | W83C553F_IDECSR_P0EN;
- pci_write_config32(dev, W83C553F_IDECSR, reg32);
-
- ide_bus_offset[0] = pci_read_config32(dev, PCI_BASE_ADDRESS_0);
- printk_debug("ide bus offset = 0x%x\n", ide_bus_offset[0]);
- ide_bus_offset[0] &= ~1;
-#if CONFIG_IDE_MAXBUS > 1
- ide_bus_offset[1] = pci_read_config32(dev, PCI_BASE_ADDRESS_2);
- ide_bus_offset[1] &= ~1;
-#endif
-
- /*
- * Enable function 1, IDE -> busmastering and IO space access
- */
- reg16 = pci_read_config16(dev, PCI_COMMAND);
- reg16 |= PCI_COMMAND_MASTER | PCI_COMMAND_IO;
- pci_write_config16(dev, PCI_COMMAND, reg16);
- reg16 = pci_read_config16(dev, PCI_COMMAND);
+ pci_write_config8(dev, W83C553F_IDEIRCR, 0x90);
+ pci_write_config16(dev, W83C553F_PCIIRCR, 0xABEF);
/*
* Initialise ISA interrupt controller
* Initialise DMA controller
*/
initialise_dma();
+#endif
printk_info("W83C553F configuration complete\n");
}
outw(W83C553F_DMA2 + W83C553F_DMA2_CS, 0x0000);
}
-void southbridge_init(struct chip *chip, enum chip_pass pass)
+static void w83c553_enable_resources(device_t dev)
{
-
- struct southbridge_winbond_w83c553_config *conf = (struct southbridge_winbond_w83c553_config *)chip->chip_info;
-
- switch (pass) {
- case CONF_PASS_POST_PCI:
- w83c553_init();
- break;
-
- default:
- /* nothing yet */
- break;
- }
+ pci_dev_enable_resources(dev);
+ enable_childrens_resources(dev);
}
-struct chip_control southbridge_winbond_w83c553_control = {
- enable: southbridge_init,
- name: "Winbond W83C553"
+struct device_operations w83c553_ops = {
+ .read_resources = pci_dev_read_resources,
+ .set_resources = pci_dev_set_resources,
+ .enable_resources = w83c553_enable_resources,
+ .init = w83c553_init,
+ .scan_bus = scan_static_bus,
+};
+
+struct pci_driver w83c553f_pci_driver __pci_driver = {
+ /* w83c553f */
+ .ops = &w83c553_ops,
+ .device = PCI_DEVICE_ID_WINBOND_83C553,
+ .vendor = PCI_VENDOR_ID_WINBOND,
};
projects / coreboot.git / blobdiff