/*
- * This file is part of the LinuxBIOS project.
+ * This file is part of the coreboot project.
*
* Copyright (C) 2004 Tyan Computer
* Written by Yinghai Lu <yhlu@tyan.com> for Tyan Computer.
#include "sis966.h"
-uint8_t SiS_SiS191_init[6][3]={
-{0x04, 0xFF, 0x07},
-{0x2C, 0xFF, 0x39},
-{0x2D, 0xFF, 0x10},
-{0x2E, 0xFF, 0x91},
+u8 SiS_SiS191_init[6][3]={
+{0x04, 0xFF, 0x07},
+{0x2C, 0xFF, 0x39},
+{0x2D, 0xFF, 0x10},
+{0x2E, 0xFF, 0x91},
{0x2F, 0xFF, 0x01},
{0x00, 0x00, 0x00} //End of table
};
-#if 1
-#define StatusReg 0x1
+
+#define StatusReg 0x1
#define SMI_READ 0x0
#define SMI_REQUEST 0x10
#define TRUE 1
#define FALSE 0
-uint16_t MacAddr[3];
+u16 MacAddr[3];
-void writeApcByte(int addr, uint8_t value)
+static void writeApcByte(int addr, u8 value)
{
outb(addr,0x78);
- outb(value,0x79);
+ outb(value,0x79);
}
-uint8_t readApcByte(int addr)
+
+static u8 readApcByte(int addr)
{
- uint8_t value;
+ u8 value;
outb(addr,0x78);
value=inb(0x79);
return(value);
static void readApcMacAddr(void)
{
- uint8_t i;
+ u8 i;
// enable APC in south bridge sis966 D2F0
- outl(0x80001048,0xcf8);
+ outl(0x80001048,0xcf8);
outl((inl(0xcfc) & 0xfffffffd),0xcfc ); // enable IO78/79h for APC Index/Data
- printk_debug("MAC addr in APC = ");
- for(i = 0x9 ; i <=0xe ; i++)
+ printk(BIOS_DEBUG, "MAC addr in APC = ");
+ for(i = 0x9 ; i <=0xe ; i++)
{
- printk_debug("%2.2x",readApcByte(i));
+ printk(BIOS_DEBUG, "%2.2x",readApcByte(i));
}
- printk_debug("\n");
+ printk(BIOS_DEBUG, "\n");
/* Set APC Reload */
writeApcByte(0x7,readApcByte(0x7)&0xf7);
writeApcByte(0x7,readApcByte(0x7)|0x0a);
-
+
/* disable APC in south bridge */
- outl(0x80001048,0xcf8);
+ outl(0x80001048,0xcf8);
outl(inl(0xcfc)&0xffffffbf,0xcfc);
}
static void set_apc(struct device *dev)
{
- uint32_t tmp;
- uint16_t addr;
- uint32_t idx;
- uint16_t i;
- uint8_t bTmp;
+ u16 addr;
+ u16 i;
+ u8 bTmp;
/* enable APC in south bridge sis966 D2F0 */
- outl(0x80001048,0xcf8);
+ outl(0x80001048,0xcf8);
outl((inl(0xcfc) & 0xfffffffd),0xcfc ); // enable IO78/79h for APC Index/Data
-
+
for(i = 0 ; i <3; i++)
{
addr=0x9+2*i;
- writeApcByte(addr,(uint8_t)(MacAddr[i]&0xFF));
- writeApcByte(addr+1L,(uint8_t)((MacAddr[i]>>8)&0xFF));
+ writeApcByte(addr,(u8)(MacAddr[i]&0xFF));
+ writeApcByte(addr+1L,(u8)((MacAddr[i]>>8)&0xFF));
// printf("%x - ",readMacAddrByte(0x59+i));
}
/* Set APC Reload */
writeApcByte(0x7,readApcByte(0x7)&0xf7);
writeApcByte(0x7,readApcByte(0x7)|0x0a);
-
+
/* disable APC in south bridge */
- outl(0x80001048,0xcf8);
+ outl(0x80001048,0xcf8);
outl(inl(0xcfc)&0xffffffbf,0xcfc);
- // CFG reg0x73 bit=1, tell driver MAC Address load to APC
- bTmp = pci_read_config8(dev, 0x73);
+ // CFG reg0x73 bit=1, tell driver MAC Address load to APC
+ bTmp = pci_read_config8(dev, 0x73);
bTmp|=0x1;
pci_write_config8(dev, 0x73, bTmp);
}
-//-----------------------------------------------------------------------------
-// Procedure: ReadEEprom
-//
-// Description: This routine serially reads one word out of the EEPROM.
-//
-// Arguments:
-// Reg - EEPROM word to read.
-//
-// Returns:
-// Contents of EEPROM word (Reg).
-//-----------------------------------------------------------------------------
+/**
+ * Read one word out of the serial EEPROM.
+ *
+ * @param dev TODO
+ * @param base TODO
+ * @param Reg EEPROM word to read.
+ * @return Contents of EEPROM word (Reg).
+ */
#define LoopNum 200
-static unsigned long ReadEEprom( struct device *dev, uint32_t base, uint32_t Reg)
+static unsigned long ReadEEprom( struct device *dev, u32 base, u32 Reg)
{
- uint16_t data;
- uint32_t i;
- uint32_t ulValue;
-
-
+ u32 data;
+ u32 i;
+ u32 ulValue;
+
+
ulValue = (0x80 | (0x2 << 8) | (Reg << 10)); //BIT_7
- writel( ulValue,base+0x3c);
-
+ write32(base+0x3c, ulValue);
+
mdelay(10);
for(i=0 ; i <= LoopNum; i++)
{
- ulValue=readl(base+0x3c);
+ ulValue=read32(base+0x3c);
if(!(ulValue & 0x0080)) //BIT_7
break;
mdelay(100);
}
-
+
mdelay(50);
if(i==LoopNum) data=0x10000;
else{
- ulValue=readl(base+0x3c);
- data = (uint16_t)((ulValue & 0xffff0000) >> 16);
- }
-
+ ulValue=read32(base+0x3c);
+ data = ((ulValue & 0xffff0000) >> 16);
+ }
+
return data;
}
-static int phy_read(uint32_t base, unsigned phy_addr, unsigned phy_reg)
+static int phy_read(u32 base, unsigned phy_addr, unsigned phy_reg)
{
- uint32_t ulValue;
- unsigned loop = 0x100;
- uint32_t Read_Cmd;
- uint16_t usData;
+ u32 ulValue;
+ u32 Read_Cmd;
+ u16 usData;
+
- uint16_t tmp;
-
- Read_Cmd = ((phy_reg << 11) |
+ Read_Cmd = ((phy_reg << 11) |
(phy_addr << 6) |
SMI_READ |
SMI_REQUEST);
// SmiMgtInterface Reg is the SMI management interface register(offset 44h) of MAC
- writel( Read_Cmd,base+0x44);
- //outl( Read_Cmd,tmp+0x44);
-
+ write32(base+0x44, Read_Cmd);
+
// Polling SMI_REQ bit to be deasserted indicated read command completed
do
{
// Wait 20 usec before checking status
- //StallAndWait(20);
mdelay(20);
- ulValue = readl(base+0x44);
- //ulValue = inl(tmp+0x44);
+ ulValue = read32(base+0x44);
} while((ulValue & SMI_REQUEST) != 0);
- //printk_debug("base %x cmd %lx ret val %lx\n", tmp,Read_Cmd,ulValue);
+ //printk(BIOS_DEBUG, "base %x cmd %lx ret val %lx\n", tmp,Read_Cmd,ulValue);
usData=(ulValue>>16);
-
+
return usData;
// Detect a valid PHY
// If there exist a valid PHY then return TRUE, else return FALSE
-static int phy_detect(uint32_t base,uint16_t *PhyAddr) //BOOL PHY_Detect()
+static int phy_detect(u32 base,u16 *PhyAddr) //BOOL PHY_Detect()
{
int bFoundPhy = FALSE;
- uint32_t Read_Cmd;
- uint16_t usData;
+ u16 usData;
int PhyAddress = 0;
-
-
+
+
// Scan all PHY address(0 ~ 31) to find a valid PHY
for(PhyAddress = 0; PhyAddress < 32; PhyAddress++)
- {
- usData=phy_read(base,PhyAddress,StatusReg); // Status register is a PHY's register(offset 01h)
-
- // Found a valid PHY
-
+ {
+ usData=phy_read(base,PhyAddress,StatusReg); // Status register is a PHY's register(offset 01h)
+
+ // Found a valid PHY
+
if((usData != 0x0) && (usData != 0xffff))
{
bFoundPhy = TRUE;
break;
}
}
-// printk_debug(" PHY_Addr=%x\n",PhyAddress);
- //usData=phy_read(base,PhyAddress,0x0);
- //printk_debug("PHY=%x\n",usData);
if(!bFoundPhy)
{
- printk_debug("PHY not found !!!! \n");
- // DisableMac();
+ printk(BIOS_DEBUG, "PHY not found !!!! \n");
}
*PhyAddr=PhyAddress;
-
+
return bFoundPhy;
}
static void nic_init(struct device *dev)
{
- uint32_t dword, old;
- uint32_t mac_h, mac_l;
- int eeprom_valid = 0;
- int val;
- uint16_t PhyAddr;
- struct southbridge_sis_sis966_config *conf;
-
- static uint32_t nic_index = 0;
-
- uint32_t base;
- struct resource *res;
- uint32_t reg;
-
-
-printk_debug("SIS NIC init-------->\r\n");
+ int val;
+ u16 PhyAddr;
+ u32 base;
+ struct resource *res;
+ print_debug("NIC_INIT:---------->\n");
//-------------- enable NIC (SiS19x) -------------------------
{
- uint8_t temp8;
+ u8 temp8;
int i=0;
while(SiS_SiS191_init[i][0] != 0)
- { temp8 = pci_read_config8(dev, SiS_SiS191_init[i][0]);
- temp8 &= SiS_SiS191_init[i][1];
- temp8 |= SiS_SiS191_init[i][2];
- pci_write_config8(dev, SiS_SiS191_init[i][0], temp8);
- i++;
+ {
+ temp8 = pci_read_config8(dev, SiS_SiS191_init[i][0]);
+ temp8 &= SiS_SiS191_init[i][1];
+ temp8 |= SiS_SiS191_init[i][2];
+ pci_write_config8(dev, SiS_SiS191_init[i][0], temp8);
+ i++;
};
}
//-----------------------------------------------------------
-
-
-
{
-unsigned long i;
-unsigned long ulValue;
-
-#if 0
-for(i=0;i<0xFF;i+=4)
-{ if((i%16)==0)
- {print_debug("\r\n");print_debug_hex8(i);print_debug(" ");}
- print_debug_hex32(pci_read_config32(dev,i));
- print_debug(" ");
-}
-print_debug("\r\n");
-#endif
- res = find_resource(dev, 0x10);
+ unsigned long i;
+ unsigned long ulValue;
- if(!res) return;
+ res = find_resource(dev, 0x10);
+ if(!res)
+ {
+ printk(BIOS_DEBUG, "NIC Cannot find resource..\n");
+ return;
+ }
base = res->base;
-printk_debug("NIC base address %lx\n",base);
- if(!(val=phy_detect(base,&PhyAddr)))
- {
- printk_debug("PHY detect fail !!!!\r\n");
- return;
- }
-
-#if 0
-//------------ show op registers ----------------------
-{
-//device_t dev;
-int i;
-//dev = pci_locate_device(PCI_ID(0x1039, 0x5513), 0);
-printk_debug("NIC OP Registers \n");
-for(i=0;i<0xFF;i+=4)
-{ if((i%16)==0)
- {print_debug("\r\n");print_debug_hex8(i);print_debug(" ");}
- print_debug_hex32(readl(base+i));
- print_debug(" ");
-}
+ printk(BIOS_DEBUG, "NIC base address %x\n",base);
-}
+ if(!(val=phy_detect(base,&PhyAddr)))
+ {
+ printk(BIOS_DEBUG, "PHY detect fail !!!!\n");
+ return;
+ }
-//----------------------------------------------------
-#endif
+ ulValue=read32(base + 0x38L); // check EEPROM existing
+
+ if((ulValue & 0x0002))
+ {
+
+ // read MAC address from EEPROM at first
- ulValue=readl(base + 0x38L); // check EEPROM existing
-
- if((ulValue & 0x0002))
- {
-
- // read MAC address from EEPROM at first
-
// if that is valid we will use that
-
- printk_debug("EEPROM contents %x \n",ReadEEprom( dev, base, 0LL));
+
+ printk(BIOS_DEBUG, "EEPROM contents %lx \n",ReadEEprom( dev, base, 0LL));
for(i=0;i<3;i++) {
//status = smbus_read_byte(dev_eeprom, i);
ulValue=ReadEEprom( dev, base, i+3L);
- if (ulValue ==0x10000) break; // error
-
- MacAddr[i] =ulValue & 0xFFFF;
-
- }
-
- }else{
- // read MAC address from firmware
- printk_debug("EEPROM invalid!!\nReg 0x38h=%.8lx \n",ulValue);
- MacAddr[0]=readw(0xffffffc0); // mac address store at here
- MacAddr[1]=readw(0xffffffc2);
- MacAddr[2]=readw(0xffffffc4);
- }
-
-
-#if 0
-// read MAC address from EEPROM at first
-printk_debug("MAC address in firmware trap \n");
- for( i=0;i<3;i++)
- printk_debug(" %4x\n",MacAddr[i]);
- printk_debug("\n");
-#endif
-
-set_apc(dev);
-
-readApcMacAddr();
-
-#if 0
-{
-//device_t dev;
-int i;
-//dev = pci_locate_device(PCI_ID(0x1039, 0x5513), 0);
-printk_debug("NIC PCI config \n");
-for(i=0;i<0xFF;i+=4)
-{ if((i%16)==0)
- {print_debug("\r\n");print_debug_hex8(i);print_debug(" ");}
- print_debug_hex32(pci_read_config32(dev,i));
- print_debug(" ");
-}
+ if (ulValue ==0x10000) break; // error
-}
-#endif
-
-}
-
-printk_debug("nic_init<--------\r\n");
-return;
+ MacAddr[i] =ulValue & 0xFFFF;
-#define RegStationMgtInf 0x44
-#define PHY_RGMII 0x10000000
-
- writel(PHY_RGMII, base + RegStationMgtInf);
- conf = dev->chip_info;
-
- if(conf->mac_eeprom_smbus != 0) {
-// read MAC address from EEPROM at first
-
- struct device *dev_eeprom;
- dev_eeprom = dev_find_slot_on_smbus(conf->mac_eeprom_smbus, conf->mac_eeprom_addr);
-
- if(dev_eeprom) {
- // if that is valid we will use that
- unsigned char dat[6];
- int status;
- int i;
- for(i=0;i<6;i++) {
- status = smbus_read_byte(dev_eeprom, i);
- if(status < 0) break;
- dat[i] = status & 0xff;
}
- if(status >= 0) {
- mac_l = 0;
- for(i=3;i>=0;i--) {
- mac_l <<= 8;
- mac_l += dat[i];
- }
- if(mac_l != 0xffffffff) {
- mac_l += nic_index;
- mac_h = 0;
- for(i=5;i>=4;i--) {
- mac_h <<= 8;
- mac_h += dat[i];
- }
- eeprom_valid = 1;
- }
- }
- }
- }
-// if that is invalid we will read that from romstrap
- if(!eeprom_valid) {
- unsigned long mac_pos;
- mac_pos = 0xffffffd0; // refer to romstrap.inc and romstrap.lds
- mac_l = readl(mac_pos) + nic_index; // overflow?
- mac_h = readl(mac_pos + 4);
-
- }
-#if 1
-// set that into NIC MMIO
-#define NvRegMacAddrA 0xA8
-#define NvRegMacAddrB 0xAC
- writel(mac_l, base + NvRegMacAddrA);
- writel(mac_h, base + NvRegMacAddrB);
-#else
-// set that into NIC
- pci_write_config32(dev, 0xa8, mac_l);
- pci_write_config32(dev, 0xac, mac_h);
-#endif
-
- nic_index++;
-
-#if CONFIG_PCI_ROM_RUN == 1
- pci_dev_init(dev);// it will init option rom
-#endif
-
-}
-
+ }else{
+ // read MAC address from firmware
+ printk(BIOS_DEBUG, "EEPROM invalid!!\nReg 0x38h=%.8lx \n",ulValue);
+ MacAddr[0]=read16(0xffffffc0); // mac address store at here
+ MacAddr[1]=read16(0xffffffc2);
+ MacAddr[2]=read16(0xffffffc4);
+ }
+ set_apc(dev);
-#else // orginal code
+ readApcMacAddr();
-tatic int phy_read(uint8_t *base, unsigned phy_addr, unsigned phy_reg)
+#if DEBUG_NIC
{
- uint32_t dword;
- unsigned loop = 0x100;
- writel(0x8000, base+0x190); //Clear MDIO lock bit
- mdelay(1);
- dword = readl(base+0x190);
- if(dword & (1<<15)) return -1;
-
- writel(1, base+0x180);
- writel((phy_addr<<5) | (phy_reg),base + 0x190);
- do{
- dword = readl(base + 0x190);
- if(--loop==0) return -4;
- } while ((dword & (1<<15)) );
-
- dword = readl(base + 0x180);
- if(dword & 1) return -3;
-
- dword = readl(base + 0x194);
-
- return dword;
-
+ int i;
+
+ print_debug("****** NIC PCI config ******");
+ print_debug("\n 03020100 07060504 0B0A0908 0F0E0D0C");
+
+ for(i=0;i<0xff;i+=4){
+ if((i%16)==0){
+ print_debug("\n");
+ print_debug_hex8(i);
+ print_debug(": ");
+ }
+ print_debug_hex32(pci_read_config32(dev,i));
+ print_debug(" ");
+ }
+ print_debug("\n");
}
-static int phy_detect(uint8_t *base)
-{
- uint32_t dword;
- int i;
- int val;
- unsigned id;
- dword = readl(base+0x188);
- dword &= ~(1<<20);
- writel(dword, base+0x188);
-
- phy_read(base, 0, 1);
-
- for(i=1; i<=32; i++) {
- int phyaddr = i & 0x1f;
- val = phy_read(base, phyaddr, 1);
- if(val<0) continue;
- if((val & 0xffff) == 0xfffff) continue;
- if((val & 0xffff) == 0) continue;
- if(!(val & 1)) {
- break; // Ethernet PHY
- }
- val = phy_read(base, phyaddr, 3);
- if (val < 0 || val == 0xffff) continue;
- id = val & 0xfc00;
- val = phy_read(base, phyaddr, 2);
- if (val < 0 || val == 0xffff) continue;
- id |= ((val & 0xffff)<<16);
- printk_debug("SIS966 MAC PHY ID 0x%08x PHY ADDR %d\n", id, i);
-// if((id == 0xe0180000) || (id==0x0032cc00))
- break;
- }
- if(i>32) {
- printk_debug("SIS966 MAC PHY not found\n");
- }
+#endif
}
-static void nic_init(struct device *dev)
-{
- uint32_t dword, old;
- uint32_t mac_h, mac_l;
- int eeprom_valid = 0;
- struct southbridge_sis_sis966_config *conf;
-
- static uint32_t nic_index = 0;
-
- uint8_t *base;
- struct resource *res;
-
- res = find_resource(dev, 0x10);
-
- if(!res) return;
-
- base = res->base;
-
- phy_detect(base);
-
-#define NvRegPhyInterface 0xC0
-#define PHY_RGMII 0x10000000
-
- writel(PHY_RGMII, base + NvRegPhyInterface);
-
- conf = dev->chip_info;
-
- if(conf->mac_eeprom_smbus != 0) {
-// read MAC address from EEPROM at first
- struct device *dev_eeprom;
- dev_eeprom = dev_find_slot_on_smbus(conf->mac_eeprom_smbus, conf->mac_eeprom_addr);
-
- if(dev_eeprom) {
- // if that is valid we will use that
- unsigned char dat[6];
- int status;
- int i;
- for(i=0;i<6;i++) {
- status = smbus_read_byte(dev_eeprom, i);
- if(status < 0) break;
- dat[i] = status & 0xff;
- }
- if(status >= 0) {
- mac_l = 0;
- for(i=3;i>=0;i--) {
- mac_l <<= 8;
- mac_l += dat[i];
- }
- if(mac_l != 0xffffffff) {
- mac_l += nic_index;
- mac_h = 0;
- for(i=5;i>=4;i--) {
- mac_h <<= 8;
- mac_h += dat[i];
- }
- eeprom_valid = 1;
- }
- }
- }
- }
-// if that is invalid we will read that from romstrap
- if(!eeprom_valid) {
- unsigned long mac_pos;
- mac_pos = 0xffffffd0; // refer to romstrap.inc and romstrap.lds
- mac_l = readl(mac_pos) + nic_index; // overflow?
- mac_h = readl(mac_pos + 4);
- }
-#if 1
-// set that into NIC MMIO
-#define NvRegMacAddrA 0xA8
-#define NvRegMacAddrB 0xAC
- writel(mac_l, base + NvRegMacAddrA);
- writel(mac_h, base + NvRegMacAddrB);
-#else
-// set that into NIC
- pci_write_config32(dev, 0xa8, mac_l);
- pci_write_config32(dev, 0xac, mac_h);
-#endif
+print_debug("NIC_INIT:<----------\n");
+return;
- nic_index++;
-
-#if CONFIG_PCI_ROM_RUN == 1
- pci_dev_init(dev);// it will init option rom
-#endif
}
-#endif
static void lpci_set_subsystem(device_t dev, unsigned vendor, unsigned device)
{
pci_write_config32(dev, 0x40,
// .enable = sis966_enable,
.ops_pci = &lops_pci,
};
-static struct pci_driver nic_driver __pci_driver = {
- .ops = &nic_ops,
- .vendor = PCI_VENDOR_ID_SIS,
- .device = PCI_DEVICE_ID_SIS_SIS966_NIC1,
-};
-static struct pci_driver nic_bridge_driver __pci_driver = {
+
+static const struct pci_driver nic_driver __pci_driver = {
.ops = &nic_ops,
.vendor = PCI_VENDOR_ID_SIS,
- .device = PCI_DEVICE_ID_SIS_SIS966_NIC_BRIDGE,
+ .device = PCI_DEVICE_ID_SIS_SIS966_NIC,
};