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authorPeter Pearse <peter.pearse@arm.com>2007-09-10 10:11:15 +0100
committerPeter Pearse <peter.pearse@arm.com>2007-09-10 10:11:15 +0100
commit7d54d64e9c9300cbd6cc3d1956e841b4c26a273a (patch)
tree570446af965d3d8a7d2d34ff7973a6cbee6c21c6
parent470ffef72cf565c4db59352c23bd06cbfb763128 (diff)
parent1d9e31e04911a6bb7cc66dd91132c699101c32e2 (diff)
downloadu-boot-imx-7d54d64e9c9300cbd6cc3d1956e841b4c26a273a.zip
u-boot-imx-7d54d64e9c9300cbd6cc3d1956e841b4c26a273a.tar.gz
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Merge with git://www.denx.de/git/u-boot.git
-rwxr-xr-xMAKEALL2
-rw-r--r--board/ads5121/u-boot.lds1
-rw-r--r--board/amcc/katmai/init.S12
-rw-r--r--board/amcc/katmai/katmai.c21
-rw-r--r--board/amcc/yucca/init.S12
-rw-r--r--board/amcc/yucca/yucca.c21
-rw-r--r--common/cmd_bootm.c2
-rw-r--r--cpu/mpc512x/config.mk2
-rw-r--r--cpu/mpc512x/fec.c34
-rw-r--r--cpu/ppc4xx/405gp_pci.c17
-rw-r--r--cpu/ppc4xx/440spe_pcie.c162
-rw-r--r--cpu/ppc4xx/440spe_pcie.h16
-rw-r--r--cpu/ppc4xx/traps.c6
-rw-r--r--include/common.h2
-rw-r--r--include/configs/katmai.h13
-rw-r--r--include/configs/spc1920.h9
-rw-r--r--include/configs/yucca.h13
17 files changed, 217 insertions, 128 deletions
diff --git a/MAKEALL b/MAKEALL
index 68bb1ad..2597d1f 100755
--- a/MAKEALL
+++ b/MAKEALL
@@ -341,7 +341,7 @@ LIST_85xx=" \
LIST_86xx=" \
MPC8641HPCN \
- SBC8641D \
+ sbc8641d \
"
#########################################################################
diff --git a/board/ads5121/u-boot.lds b/board/ads5121/u-boot.lds
index 038d849..34ceb0f 100644
--- a/board/ads5121/u-boot.lds
+++ b/board/ads5121/u-boot.lds
@@ -51,7 +51,6 @@ SECTIONS
{
cpu/mpc512x/start.o (.text)
*(.text)
- *(.fixup)
*(.got1)
. = ALIGN(16);
*(.rodata)
diff --git a/board/amcc/katmai/init.S b/board/amcc/katmai/init.S
index 5202ae6..e3f3da6 100644
--- a/board/amcc/katmai/init.S
+++ b/board/amcc/katmai/init.S
@@ -67,9 +67,9 @@ tlbtabA:
tlbentry(CFG_PCIE_MEMBASE, SZ_256M, 0xB0000000, 0xD, AC_R|AC_W|SA_G|SA_I)
tlbentry(CFG_PCIE_BASE, SZ_16K, 0x20000000, 0xC, AC_R|AC_W|SA_G|SA_I)
- tlbentry(CFG_PCIE0_CFGBASE, SZ_1K, 0x40000000, 0xC, AC_R|AC_W|SA_G|SA_I)
- tlbentry(CFG_PCIE1_CFGBASE, SZ_1K, 0x80000000, 0xC, AC_R|AC_W|SA_G|SA_I)
- tlbentry(CFG_PCIE2_CFGBASE, SZ_1K, 0xC0000000, 0xC, AC_R|AC_W|SA_G|SA_I)
+ tlbentry(CFG_PCIE0_CFGBASE, SZ_16M, 0x40000000, 0xC, AC_R|AC_W|SA_G|SA_I)
+ tlbentry(CFG_PCIE1_CFGBASE, SZ_16M, 0x80000000, 0xC, AC_R|AC_W|SA_G|SA_I)
+ tlbentry(CFG_PCIE2_CFGBASE, SZ_16M, 0xC0000000, 0xC, AC_R|AC_W|SA_G|SA_I)
tlbentry(CFG_PCIE0_XCFGBASE, SZ_1K, 0x50000000, 0xC, AC_R|AC_W|SA_G|SA_I)
tlbentry(CFG_PCIE1_XCFGBASE, SZ_1K, 0x90000000, 0xC, AC_R|AC_W|SA_G|SA_I)
tlbentry(CFG_PCIE2_XCFGBASE, SZ_1K, 0xD0000000, 0xC, AC_R|AC_W|SA_G|SA_I)
@@ -109,9 +109,9 @@ tlbtabB:
tlbentry(CFG_PCI_MEMBASE, SZ_256M, 0x10000000, 0xC, AC_R|AC_W|SA_G|SA_I)
tlbentry(CFG_PCIE_MEMBASE, SZ_256M, 0xB0000000, 0xD, AC_R|AC_W|SA_G|SA_I)
- tlbentry(CFG_PCIE0_CFGBASE, SZ_1K, 0x00100000, 0xD, AC_R|AC_W|SA_G|SA_I)
- tlbentry(CFG_PCIE1_CFGBASE, SZ_1K, 0x20100000, 0xD, AC_R|AC_W|SA_G|SA_I)
- tlbentry(CFG_PCIE2_CFGBASE, SZ_1K, 0x40100000, 0xD, AC_R|AC_W|SA_G|SA_I)
+ tlbentry(CFG_PCIE0_CFGBASE, SZ_16M, 0x00000000, 0xD, AC_R|AC_W|SA_G|SA_I)
+ tlbentry(CFG_PCIE1_CFGBASE, SZ_16M, 0x20000000, 0xD, AC_R|AC_W|SA_G|SA_I)
+ tlbentry(CFG_PCIE2_CFGBASE, SZ_16M, 0x40000000, 0xD, AC_R|AC_W|SA_G|SA_I)
tlbentry(CFG_PCIE0_XCFGBASE, SZ_1K, 0x10000000, 0xD, AC_R|AC_W|SA_G|SA_I)
tlbentry(CFG_PCIE1_XCFGBASE, SZ_1K, 0x30000000, 0xD, AC_R|AC_W|SA_G|SA_I)
tlbentry(CFG_PCIE2_XCFGBASE, SZ_1K, 0x50000000, 0xD, AC_R|AC_W|SA_G|SA_I)
diff --git a/board/amcc/katmai/katmai.c b/board/amcc/katmai/katmai.c
index b804d55..afd60ec 100644
--- a/board/amcc/katmai/katmai.c
+++ b/board/amcc/katmai/katmai.c
@@ -392,16 +392,18 @@ int katmai_pcie_card_present(int port)
static struct pci_controller pcie_hose[3] = {{0},{0},{0}};
-void pcie_setup_hoses(void)
+void pcie_setup_hoses(int busno)
{
struct pci_controller *hose;
int i, bus;
+ char *env;
+ unsigned int delay;
/*
* assume we're called after the PCIX hose is initialized, which takes
* bus ID 0 and therefore start numbering PCIe's from 1.
*/
- bus = 1;
+ bus = busno;
for (i = 0; i <= 2; i++) {
/* Check for katmai card presence */
if (!katmai_pcie_card_present(i))
@@ -418,8 +420,8 @@ void pcie_setup_hoses(void)
hose = &pcie_hose[i];
hose->first_busno = bus;
- hose->last_busno = bus;
- bus++;
+ hose->last_busno = bus;
+ hose->current_busno = bus;
/* setup mem resource */
pci_set_region(hose->regions + 0,
@@ -439,10 +441,21 @@ void pcie_setup_hoses(void)
*/
#else
ppc440spe_setup_pcie_rootpoint(hose, i);
+
+ env = getenv ("pciscandelay");
+ if (env != NULL) {
+ delay = simple_strtoul (env, NULL, 10);
+ if (delay > 5)
+ printf ("Warning, expect noticable delay before PCIe"
+ "scan due to 'pciscandelay' value!\n");
+ mdelay (delay * 1000);
+ }
+
/*
* Config access can only go down stream
*/
hose->last_busno = pci_hose_scan(hose);
+ bus = hose->last_busno + 1;
#endif
}
}
diff --git a/board/amcc/yucca/init.S b/board/amcc/yucca/init.S
index c92dcf7..67e8f8f 100644
--- a/board/amcc/yucca/init.S
+++ b/board/amcc/yucca/init.S
@@ -70,9 +70,9 @@ tlbtabA:
tlbentry(CFG_PCIE_MEMBASE, SZ_256M, 0xB0000000, 0xD, AC_R|AC_W|SA_G|SA_I)
tlbentry(CFG_PCIE_BASE, SZ_16K, 0x20000000, 0xC, AC_R|AC_W|SA_G|SA_I)
- tlbentry(CFG_PCIE0_CFGBASE, SZ_1K, 0x40000000, 0xC, AC_R|AC_W|SA_G|SA_I)
- tlbentry(CFG_PCIE1_CFGBASE, SZ_1K, 0x80000000, 0xC, AC_R|AC_W|SA_G|SA_I)
- tlbentry(CFG_PCIE2_CFGBASE, SZ_1K, 0xC0000000, 0xC, AC_R|AC_W|SA_G|SA_I)
+ tlbentry(CFG_PCIE0_CFGBASE, SZ_16M, 0x40000000, 0xC, AC_R|AC_W|SA_G|SA_I)
+ tlbentry(CFG_PCIE1_CFGBASE, SZ_16M, 0x80000000, 0xC, AC_R|AC_W|SA_G|SA_I)
+ tlbentry(CFG_PCIE2_CFGBASE, SZ_16M, 0xC0000000, 0xC, AC_R|AC_W|SA_G|SA_I)
tlbentry(CFG_PCIE0_XCFGBASE, SZ_1K, 0x50000000, 0xC, AC_R|AC_W|SA_G|SA_I)
tlbentry(CFG_PCIE1_XCFGBASE, SZ_1K, 0x90000000, 0xC, AC_R|AC_W|SA_G|SA_I)
tlbentry(CFG_PCIE2_XCFGBASE, SZ_1K, 0xD0000000, 0xC, AC_R|AC_W|SA_G|SA_I)
@@ -112,9 +112,9 @@ tlbtabB:
tlbentry(CFG_PCI_MEMBASE, SZ_256M, 0x10000000, 0xC, AC_R|AC_W|SA_G|SA_I)
tlbentry(CFG_PCIE_MEMBASE, SZ_256M, 0xB0000000, 0xD, AC_R|AC_W|SA_G|SA_I)
- tlbentry(CFG_PCIE0_CFGBASE, SZ_1K, 0x00100000, 0xD, AC_R|AC_W|SA_G|SA_I)
- tlbentry(CFG_PCIE1_CFGBASE, SZ_1K, 0x20100000, 0xD, AC_R|AC_W|SA_G|SA_I)
- tlbentry(CFG_PCIE2_CFGBASE, SZ_1K, 0x40100000, 0xD, AC_R|AC_W|SA_G|SA_I)
+ tlbentry(CFG_PCIE0_CFGBASE, SZ_16M, 0x00000000, 0xD, AC_R|AC_W|SA_G|SA_I)
+ tlbentry(CFG_PCIE1_CFGBASE, SZ_16M, 0x20000000, 0xD, AC_R|AC_W|SA_G|SA_I)
+ tlbentry(CFG_PCIE2_CFGBASE, SZ_16M, 0x40000000, 0xD, AC_R|AC_W|SA_G|SA_I)
tlbentry(CFG_PCIE0_XCFGBASE, SZ_1K, 0x10000000, 0xD, AC_R|AC_W|SA_G|SA_I)
tlbentry(CFG_PCIE1_XCFGBASE, SZ_1K, 0x30000000, 0xD, AC_R|AC_W|SA_G|SA_I)
tlbentry(CFG_PCIE2_XCFGBASE, SZ_1K, 0x50000000, 0xD, AC_R|AC_W|SA_G|SA_I)
diff --git a/board/amcc/yucca/yucca.c b/board/amcc/yucca/yucca.c
index d08fcf3..397b018 100644
--- a/board/amcc/yucca/yucca.c
+++ b/board/amcc/yucca/yucca.c
@@ -846,16 +846,18 @@ void yucca_setup_pcie_fpga_endpoint(int port)
static struct pci_controller pcie_hose[3] = {{0},{0},{0}};
-void pcie_setup_hoses(void)
+void pcie_setup_hoses(int busno)
{
struct pci_controller *hose;
int i, bus;
+ char *env;
+ unsigned int delay;
/*
* assume we're called after the PCIX hose is initialized, which takes
* bus ID 0 and therefore start numbering PCIe's from 1.
*/
- bus = 1;
+ bus = busno;
for (i = 0; i <= 2; i++) {
/* Check for yucca card presence */
if (!yucca_pcie_card_present(i))
@@ -874,8 +876,8 @@ void pcie_setup_hoses(void)
hose = &pcie_hose[i];
hose->first_busno = bus;
- hose->last_busno = bus;
- bus++;
+ hose->last_busno = bus;
+ hose->current_busno = bus;
/* setup mem resource */
pci_set_region(hose->regions + 0,
@@ -895,10 +897,21 @@ void pcie_setup_hoses(void)
*/
#else
ppc440spe_setup_pcie_rootpoint(hose, i);
+
+ env = getenv ("pciscandelay");
+ if (env != NULL) {
+ delay = simple_strtoul (env, NULL, 10);
+ if (delay > 5)
+ printf ("Warning, expect noticable delay before PCIe"
+ "scan due to 'pciscandelay' value!\n");
+ mdelay (delay * 1000);
+ }
+
/*
* Config access can only go down stream
*/
hose->last_busno = pci_hose_scan(hose);
+ bus = hose->last_busno + 1;
#endif
}
}
diff --git a/common/cmd_bootm.c b/common/cmd_bootm.c
index 9f5e0b4..6ebedfb 100644
--- a/common/cmd_bootm.c
+++ b/common/cmd_bootm.c
@@ -834,9 +834,11 @@ do_bootm_linux (cmd_tbl_t *cmdtp, int flag,
of_flat_tree += 4 - tail;
}
+#ifndef CFG_NO_FLASH
/* move the blob if it is in flash (set of_data to !null) */
if (addr2info ((ulong)of_flat_tree) != NULL)
of_data = (ulong)of_flat_tree;
+#endif
#if defined(CONFIG_OF_FLAT_TREE)
diff --git a/cpu/mpc512x/config.mk b/cpu/mpc512x/config.mk
index 8a07c5a..3259d53 100644
--- a/cpu/mpc512x/config.mk
+++ b/cpu/mpc512x/config.mk
@@ -19,7 +19,7 @@
# Foundation, Inc., 59 Temple Place, Suite 330, Boston,
# MA 02111-1307 USA
#
-PLATFORM_RELFLAGS += -fPIC -ffixed-r14 -meabi
+PLATFORM_RELFLAGS += -fPIC -ffixed-r14 -meabi -mrelocatable
PLATFORM_CPPFLAGS += -DCONFIG_MPC512X -DCONFIG_E300 \
-ffixed-r2 -ffixed-r29 -msoft-float -mcpu=603e
diff --git a/cpu/mpc512x/fec.c b/cpu/mpc512x/fec.c
index 3c142a9..8104576 100644
--- a/cpu/mpc512x/fec.c
+++ b/cpu/mpc512x/fec.c
@@ -32,6 +32,9 @@ int fec512x_miiphy_read(char *devname, uint8 phyAddr, uint8 regAddr, uint16 * re
int fec512x_miiphy_write(char *devname, uint8 phyAddr, uint8 regAddr, uint16 data);
int mpc512x_fec_init_phy(struct eth_device *dev, bd_t * bis);
+static uchar rx_buff[FEC_MAX_PKT_SIZE];
+static int rx_buff_idx = 0;
+
/********************************************************************/
#if (DEBUG & 0x2)
static void mpc512x_fec_phydump (char *devname)
@@ -235,7 +238,7 @@ static int mpc512x_fec_init (struct eth_device *dev, bd_t * bis)
fec->eth->op_pause = 0x00010020;
/* Frame length=1518; MII mode */
- fec->eth->r_cntrl = 0x05ee000c;
+ fec->eth->r_cntrl = 0x05ee0024;
/* Half-duplex, heartbeat disabled */
fec->eth->x_cntrl = 0x00000000;
@@ -520,8 +523,7 @@ static int mpc512x_fec_recv (struct eth_device *dev)
mpc512x_fec_priv *fec = (mpc512x_fec_priv *)dev->priv;
volatile FEC_RBD *pRbd = &fec->bdBase->rbd[fec->rbdIndex];
unsigned long ievent;
- int frame_length, len = 0;
- uchar buff[FEC_MAX_PKT_SIZE];
+ int frame_length = 0;
#if (DEBUG & 0x1)
printf ("mpc512x_fec_recv %d Start...\n", fec->rbdIndex);
@@ -555,31 +557,37 @@ static int mpc512x_fec_recv (struct eth_device *dev)
}
if (!(pRbd->status & FEC_RBD_EMPTY)) {
- if ((pRbd->status & FEC_RBD_LAST) &&
- !(pRbd->status & FEC_RBD_ERR) &&
+ if (!(pRbd->status & FEC_RBD_ERR) &&
((pRbd->dataLength - 4) > 14)) {
/*
* Get buffer size
*/
- frame_length = pRbd->dataLength - 4;
-
+ if (pRbd->status & FEC_RBD_LAST)
+ frame_length = pRbd->dataLength - 4;
+ else
+ frame_length = pRbd->dataLength;
#if (DEBUG & 0x20)
{
int i;
- printf ("recv data hdr:");
+ printf ("recv data length 0x%08x data hdr: ",
+ pRbd->dataLength);
for (i = 0; i < 14; i++)
printf ("%x ", *((uint8*)pRbd->dataPointer + i));
printf("\n");
}
#endif
-
/*
* Fill the buffer and pass it to upper layers
*/
- memcpy (buff, (void*)pRbd->dataPointer, frame_length);
- NetReceive ((uchar*)buff, frame_length);
- len = frame_length;
+ memcpy (&rx_buff[rx_buff_idx], (void*)pRbd->dataPointer,
+ frame_length - rx_buff_idx);
+ rx_buff_idx = frame_length;
+
+ if (pRbd->status & FEC_RBD_LAST) {
+ NetReceive ((uchar*)rx_buff, frame_length);
+ rx_buff_idx = 0;
+ }
}
/*
@@ -590,7 +598,7 @@ static int mpc512x_fec_recv (struct eth_device *dev)
/* Try to fill Buffer Descriptors */
fec->eth->r_des_active = 0x01000000; /* Descriptor polling active */
- return len;
+ return frame_length;
}
/********************************************************************/
diff --git a/cpu/ppc4xx/405gp_pci.c b/cpu/ppc4xx/405gp_pci.c
index 2837929..282e7a1 100644
--- a/cpu/ppc4xx/405gp_pci.c
+++ b/cpu/ppc4xx/405gp_pci.c
@@ -443,7 +443,7 @@ void pci_init_board(void)
static struct pci_controller ppc440_hose = {0};
-void pci_440_init (struct pci_controller *hose)
+int pci_440_init (struct pci_controller *hose)
{
int reg_num = 0;
@@ -459,7 +459,7 @@ void pci_440_init (struct pci_controller *hose)
if ((strap & SDR0_SDSTP1_PISE_MASK) == 0) {
printf("PCI: SDR0_STRP1[PISE] not set.\n");
printf("PCI: Configuration aborted.\n");
- return;
+ return -1;
}
#elif defined(CONFIG_440GP)
unsigned long strap;
@@ -468,7 +468,7 @@ void pci_440_init (struct pci_controller *hose)
if ((strap & CPC0_STRP1_PISE_MASK) == 0) {
printf("PCI: CPC0_STRP1[PISE] not set.\n");
printf("PCI: Configuration aborted.\n");
- return;
+ return -1;
}
#endif
#endif /* CONFIG_DISABLE_PISE_TEST */
@@ -477,7 +477,7 @@ void pci_440_init (struct pci_controller *hose)
* PCI controller init
*--------------------------------------------------------------------------*/
hose->first_busno = 0;
- hose->last_busno = 0xff;
+ hose->last_busno = 0;
/* PCI I/O space */
pci_set_region(hose->regions + reg_num++,
@@ -515,7 +515,7 @@ void pci_440_init (struct pci_controller *hose)
if (pci_pre_init (hose) == 0) {
printf("PCI: Board-specific initialization failed.\n");
printf("PCI: Configuration aborted.\n");
- return;
+ return -1;
}
pci_register_hose( hose );
@@ -578,13 +578,16 @@ void pci_440_init (struct pci_controller *hose)
#endif
hose->last_busno = pci_hose_scan(hose);
}
+ return hose->last_busno;
}
void pci_init_board(void)
{
- pci_440_init (&ppc440_hose);
+ int busno;
+
+ busno = pci_440_init (&ppc440_hose);
#if defined(CONFIG_440SPE)
- pcie_setup_hoses();
+ pcie_setup_hoses(busno + 1);
#endif
}
diff --git a/cpu/ppc4xx/440spe_pcie.c b/cpu/ppc4xx/440spe_pcie.c
index bf68cc1..158f1c5 100644
--- a/cpu/ppc4xx/440spe_pcie.c
+++ b/cpu/ppc4xx/440spe_pcie.c
@@ -40,73 +40,126 @@ enum {
LNKW_X8 = 0x8
};
-static inline int pcie_in_8(const volatile unsigned char __iomem *addr)
+static u8* pcie_get_base(struct pci_controller *hose, unsigned int devfn)
{
- int ret;
-
- PCIE_IN(lbzx, ret, addr);
+ u8 *base = (u8*)hose->cfg_data;
+
+ /* use local configuration space for the first bus */
+ if (PCI_BUS(devfn) == 0) {
+ if (hose->cfg_data == (u8*)CFG_PCIE0_CFGBASE)
+ base = (u8*)CFG_PCIE0_XCFGBASE;
+ if (hose->cfg_data == (u8*)CFG_PCIE1_CFGBASE)
+ base = (u8*)CFG_PCIE1_XCFGBASE;
+ if (hose->cfg_data == (u8*)CFG_PCIE2_CFGBASE)
+ base = (u8*)CFG_PCIE2_XCFGBASE;
+ }
- return ret;
+ return base;
}
-static inline int pcie_in_le16(const volatile unsigned short __iomem *addr)
+static void pcie_dmer_disable(void)
{
- int ret;
-
- PCIE_IN(lhbrx, ret, addr)
-
- return ret;
+ mtdcr (DCRN_PEGPL_CFG(DCRN_PCIE0_BASE),
+ mfdcr (DCRN_PEGPL_CFG(DCRN_PCIE0_BASE)) | GPL_DMER_MASK_DISA);
+ mtdcr (DCRN_PEGPL_CFG(DCRN_PCIE1_BASE),
+ mfdcr (DCRN_PEGPL_CFG(DCRN_PCIE1_BASE)) | GPL_DMER_MASK_DISA);
+ mtdcr (DCRN_PEGPL_CFG(DCRN_PCIE2_BASE),
+ mfdcr (DCRN_PEGPL_CFG(DCRN_PCIE2_BASE)) | GPL_DMER_MASK_DISA);
}
-static inline unsigned pcie_in_le32(const volatile unsigned __iomem *addr)
+static void pcie_dmer_enable(void)
{
- unsigned ret;
-
- PCIE_IN(lwbrx, ret, addr);
-
- return ret;
+ mtdcr (DCRN_PEGPL_CFG (DCRN_PCIE0_BASE),
+ mfdcr (DCRN_PEGPL_CFG(DCRN_PCIE0_BASE)) & ~GPL_DMER_MASK_DISA);
+ mtdcr (DCRN_PEGPL_CFG (DCRN_PCIE1_BASE),
+ mfdcr (DCRN_PEGPL_CFG(DCRN_PCIE1_BASE)) & ~GPL_DMER_MASK_DISA);
+ mtdcr (DCRN_PEGPL_CFG (DCRN_PCIE2_BASE),
+ mfdcr (DCRN_PEGPL_CFG(DCRN_PCIE2_BASE)) & ~GPL_DMER_MASK_DISA);
}
-
static int pcie_read_config(struct pci_controller *hose, unsigned int devfn,
int offset, int len, u32 *val) {
+ u8 *address;
*val = 0;
+
+ /*
+ * Bus numbers are relative to hose->first_busno
+ */
+ devfn -= PCI_BDF(hose->first_busno, 0, 0);
+
/*
- * 440SPE implements only one function per port
+ * NOTICE: configuration space ranges are currenlty mapped only for
+ * the first 16 buses, so such limit must be imposed. In case more
+ * buses are required the TLB settings in board/amcc/<board>/init.S
+ * need to be altered accordingly (one bus takes 1 MB of memory space).
*/
- if (!((PCI_FUNC(devfn) == 0) && (PCI_DEV(devfn) == 1)))
+ if (PCI_BUS(devfn) >= 16)
return 0;
- devfn = PCI_BDF(0,0,0);
+ /*
+ * Only single device/single function is supported for the primary and
+ * secondary buses of the 440SPe host bridge.
+ */
+ if ((!((PCI_FUNC(devfn) == 0) && (PCI_DEV(devfn) == 0))) &&
+ ((PCI_BUS(devfn) == 0) || (PCI_BUS(devfn) == 1)))
+ return 0;
+
+ address = pcie_get_base(hose, devfn);
offset += devfn << 4;
+ /*
+ * Reading from configuration space of non-existing device can
+ * generate transaction errors. For the read duration we suppress
+ * assertion of machine check exceptions to avoid those.
+ */
+ pcie_dmer_disable ();
+
switch (len) {
case 1:
- *val = pcie_in_8(hose->cfg_data + offset);
+ *val = in_8(hose->cfg_data + offset);
break;
case 2:
- *val = pcie_in_le16((u16 *)(hose->cfg_data + offset));
+ *val = in_le16((u16 *)(hose->cfg_data + offset));
break;
default:
- *val = pcie_in_le32((u32*)(hose->cfg_data + offset));
+ *val = in_le32((u32*)(hose->cfg_data + offset));
break;
}
+
+ pcie_dmer_enable ();
+
return 0;
}
static int pcie_write_config(struct pci_controller *hose, unsigned int devfn,
int offset, int len, u32 val) {
+ u8 *address;
+
+ /*
+ * Bus numbers are relative to hose->first_busno
+ */
+ devfn -= PCI_BDF(hose->first_busno, 0, 0);
+
/*
- * 440SPE implements only one function per port
+ * Same constraints as in pcie_read_config().
*/
- if (!((PCI_FUNC(devfn) == 0) && (PCI_DEV(devfn) == 1)))
+ if (PCI_BUS(devfn) >= 16)
return 0;
- devfn = PCI_BDF(0,0,0);
+ if ((!((PCI_FUNC(devfn) == 0) && (PCI_DEV(devfn) == 0))) &&
+ ((PCI_BUS(devfn) == 0) || (PCI_BUS(devfn) == 1)))
+ return 0;
+
+ address = pcie_get_base(hose, devfn);
offset += devfn << 4;
+ /*
+ * Suppress MCK exceptions, similar to pcie_read_config()
+ */
+ pcie_dmer_disable ();
+
switch (len) {
case 1:
out_8(hose->cfg_data + offset, val);
@@ -118,6 +171,9 @@ static int pcie_write_config(struct pci_controller *hose, unsigned int devfn,
out_le32((u32 *)(hose->cfg_data + offset), val);
break;
}
+
+ pcie_dmer_enable ();
+
return 0;
}
@@ -126,7 +182,7 @@ int pcie_read_config_byte(struct pci_controller *hose,pci_dev_t dev,int offset,u
u32 v;
int rv;
- rv = pcie_read_config(hose, dev, offset, 1, &v);
+ rv = pcie_read_config(hose, dev, offset, 1, &v);
*val = (u8)v;
return rv;
}
@@ -783,12 +839,12 @@ void ppc440spe_setup_pcie_rootpoint(struct pci_controller *hose, int port)
volatile void *rmbase = NULL;
pci_set_ops(hose,
- pcie_read_config_byte,
- pcie_read_config_word,
- pcie_read_config_dword,
- pcie_write_config_byte,
- pcie_write_config_word,
- pcie_write_config_dword);
+ pcie_read_config_byte,
+ pcie_read_config_word,
+ pcie_read_config_dword,
+ pcie_write_config_byte,
+ pcie_write_config_word,
+ pcie_write_config_dword);
switch (port) {
case 0:
@@ -811,14 +867,9 @@ void ppc440spe_setup_pcie_rootpoint(struct pci_controller *hose, int port)
/*
* Set bus numbers on our root port
*/
- if (ppc440spe_revB()) {
- out_8((u8 *)mbase + PCI_PRIMARY_BUS, 0);
- out_8((u8 *)mbase + PCI_SECONDARY_BUS, 1);
- out_8((u8 *)mbase + PCI_SUBORDINATE_BUS, 1);
- } else {
- out_8((u8 *)mbase + PCI_PRIMARY_BUS, 0);
- out_8((u8 *)mbase + PCI_SECONDARY_BUS, 0);
- }
+ out_8((u8 *)mbase + PCI_PRIMARY_BUS, 0);
+ out_8((u8 *)mbase + PCI_SECONDARY_BUS, 1);
+ out_8((u8 *)mbase + PCI_SUBORDINATE_BUS, 1);
/*
* Set up outbound translation to hose->mem_space from PLB
@@ -875,6 +926,29 @@ void ppc440spe_setup_pcie_rootpoint(struct pci_controller *hose, int port)
in_le16((u16 *)(mbase + PCI_COMMAND)) |
PCI_COMMAND_IO | PCI_COMMAND_MEMORY | PCI_COMMAND_MASTER);
printf("PCIE:%d successfully set as rootpoint\n",port);
+
+ /* Set Device and Vendor Id */
+ switch (port) {
+ case 0:
+ out_le16(mbase + 0x200, 0xaaa0);
+ out_le16(mbase + 0x202, 0xbed0);
+ break;
+ case 1:
+ out_le16(mbase + 0x200, 0xaaa1);
+ out_le16(mbase + 0x202, 0xbed1);
+ break;
+ case 2:
+ out_le16(mbase + 0x200, 0xaaa2);
+ out_le16(mbase + 0x202, 0xbed2);
+ break;
+ default:
+ out_le16(mbase + 0x200, 0xaaa3);
+ out_le16(mbase + 0x202, 0xbed3);
+ }
+
+ /* Set Class Code to PCI-PCI bridge and Revision Id to 1 */
+ out_le32(mbase + 0x208, 0x06040001);
+
}
int ppc440spe_setup_pcie_endpoint(struct pci_controller *hose, int port)
@@ -952,8 +1026,8 @@ int ppc440spe_setup_pcie_endpoint(struct pci_controller *hose, int port)
/* Enable I/O, Mem, and Busmaster cycles */
out_le16((u16 *)(mbase + PCI_COMMAND),
- in_le16((u16 *)(mbase + PCI_COMMAND)) |
- PCI_COMMAND_IO | PCI_COMMAND_MEMORY | PCI_COMMAND_MASTER);
+ in_le16((u16 *)(mbase + PCI_COMMAND)) |
+ PCI_COMMAND_IO | PCI_COMMAND_MEMORY | PCI_COMMAND_MASTER);
out_le16(mbase + 0x200,0xcaad); /* Setting vendor ID */
out_le16(mbase + 0x202,0xfeed); /* Setting device ID */
attempts = 10;
diff --git a/cpu/ppc4xx/440spe_pcie.h b/cpu/ppc4xx/440spe_pcie.h
index eb7cecf..38745eb 100644
--- a/cpu/ppc4xx/440spe_pcie.h
+++ b/cpu/ppc4xx/440spe_pcie.h
@@ -38,6 +38,7 @@
#define DCRN_PEGPL_REGBAL(base) (base + 0x13)
#define DCRN_PEGPL_REGMSK(base) (base + 0x14)
#define DCRN_PEGPL_SPECIAL(base) (base + 0x15)
+#define DCRN_PEGPL_CFG(base) (base + 0x16)
/*
* System DCRs (SDRs)
@@ -161,20 +162,7 @@
mtdcr(DCRN_SDR0_CFGADDR, offset); \
mtdcr(DCRN_SDR0_CFGDATA,data);})
-#define PCIE_IN(opcode, ret, addr) \
- __asm__ __volatile__( \
- "sync\n" \
- #opcode " %0,0,%1\n" \
- "1: twi 0,%0,0\n" \
- "isync\n" \
- "b 3f\n" \
- "2: li %0,-1\n" \
- "3:\n" \
- ".section __ex_table,\"a\"\n" \
- ".balign 4\n" \
- ".long 1b,2b\n" \
- ".previous\n" \
- : "=r" (ret) : "r" (addr), "m" (*addr));
+#define GPL_DMER_MASK_DISA 0x02000000
int ppc440spe_init_pcie(void);
int ppc440spe_init_pcie_rootport(int port);
diff --git a/cpu/ppc4xx/traps.c b/cpu/ppc4xx/traps.c
index f5365cb..38b6f89 100644
--- a/cpu/ppc4xx/traps.c
+++ b/cpu/ppc4xx/traps.c
@@ -151,12 +151,6 @@ MachineCheckException(struct pt_regs *regs)
int uncorr_ecc = 0;
#endif
- /* Probing PCI(E) using config cycles may cause this exception
- * when a device is not present. To gracefully recover in such
- * scenarios config read/write routines need to be instrumented in
- * order to return via fixup handler. For examples refer to
- * pcie_in_8(), pcie_in_le16() and pcie_in_le32()
- */
if ((fixup = search_exception_table(regs->nip)) != 0) {
regs->nip = fixup;
val = mfspr(MCSR);
diff --git a/include/common.h b/include/common.h
index 9a5a0ab..aca281b 100644
--- a/include/common.h
+++ b/include/common.h
@@ -275,7 +275,7 @@ void pciinfo (int, int);
# endif
int is_pci_host (struct pci_controller *);
#if defined(CONFIG_440SPE)
- void pcie_setup_hoses(void);
+ void pcie_setup_hoses(int busno);
#endif
#endif
diff --git a/include/configs/katmai.h b/include/configs/katmai.h
index b6d0f51..7908e5a 100644
--- a/include/configs/katmai.h
+++ b/include/configs/katmai.h
@@ -66,11 +66,11 @@
#define CFG_PCIE_BASE 0xe0000000 /* PCIe UTL regs */
#define CFG_PCIE0_CFGBASE 0xc0000000
-#define CFG_PCIE0_XCFGBASE 0xc0000400
-#define CFG_PCIE1_CFGBASE 0xc0001000
-#define CFG_PCIE1_XCFGBASE 0xc0001400
-#define CFG_PCIE2_CFGBASE 0xc0002000
-#define CFG_PCIE2_XCFGBASE 0xc0002400
+#define CFG_PCIE1_CFGBASE 0xc1000000
+#define CFG_PCIE2_CFGBASE 0xc2000000
+#define CFG_PCIE0_XCFGBASE 0xc3000000
+#define CFG_PCIE1_XCFGBASE 0xc3001000
+#define CFG_PCIE2_XCFGBASE 0xc3002000
/* System RAM mapped to PCI space */
#define CONFIG_PCI_SYS_MEM_BUS CFG_SDRAM_BASE
@@ -201,6 +201,7 @@
"setenv filesize;saveenv\0" \
"upd=run load;run update\0" \
"kozio=bootm ffc60000\0" \
+ "pciconfighost=1\0" \
""
#define CONFIG_BOOTCOMMAND "run flash_self"
@@ -322,7 +323,7 @@
#define CONFIG_PCI /* include pci support */
#define CONFIG_PCI_PNP 1 /* do pci plug-and-play */
#define CONFIG_PCI_SCAN_SHOW 1 /* show pci devices on startup */
-#undef CONFIG_PCI_CONFIG_HOST_BRIDGE
+#define CONFIG_PCI_CONFIG_HOST_BRIDGE
/* Board-specific PCI */
#define CFG_PCI_TARGET_INIT /* let board init pci target */
diff --git a/include/configs/spc1920.h b/include/configs/spc1920.h
index b4ab9ad..2efc8f1 100644
--- a/include/configs/spc1920.h
+++ b/include/configs/spc1920.h
@@ -31,14 +31,9 @@
#undef CONFIG_8xx_CONS_NONE
#define CONFIG_MII
-/* #define MII_DEBUG */
-/* #define CONFIG_FEC_ENET */
#undef CONFIG_ETHER_ON_FEC1
#define CONFIG_ETHER_ON_FEC2
#define FEC_ENET
-/* #define CONFIG_FEC2_PHY_NORXERR */
-/* #define CFG_DISCOVER_PHY */
-/* #define CONFIG_PHY_ADDR 0x1 */
#define CONFIG_FEC2_PHY 1
#define CONFIG_BAUDRATE 19200
@@ -100,14 +95,12 @@
#define CONFIG_CMD_ECHO
#define CONFIG_CMD_IMMAP
#define CONFIG_CMD_JFFS2
+#define CONFIG_CMD_NET
#define CONFIG_CMD_PING
#define CONFIG_CMD_DHCP
#define CONFIG_CMD_I2C
#define CONFIG_CMD_MII
-#undef CONFIG_CMD_NET
-
-
/*
* Miscellaneous configurable options
*/
diff --git a/include/configs/yucca.h b/include/configs/yucca.h
index 906f046..74033b4 100644
--- a/include/configs/yucca.h
+++ b/include/configs/yucca.h
@@ -68,11 +68,11 @@
#define CFG_PCIE_BASE 0xe0000000 /* PCIe UTL regs */
#define CFG_PCIE0_CFGBASE 0xc0000000
-#define CFG_PCIE0_XCFGBASE 0xc0000400
-#define CFG_PCIE1_CFGBASE 0xc0001000
-#define CFG_PCIE1_XCFGBASE 0xc0001400
-#define CFG_PCIE2_CFGBASE 0xc0002000
-#define CFG_PCIE2_XCFGBASE 0xc0002400
+#define CFG_PCIE1_CFGBASE 0xc1000000
+#define CFG_PCIE2_CFGBASE 0xc2000000
+#define CFG_PCIE0_XCFGBASE 0xc3000000
+#define CFG_PCIE1_XCFGBASE 0xc3001000
+#define CFG_PCIE2_XCFGBASE 0xc3002000
/* System RAM mapped to PCI space */
#define CONFIG_PCI_SYS_MEM_BUS CFG_SDRAM_BASE
@@ -182,6 +182,7 @@
"cp.b ${fileaddr} FFFB0000 ${filesize};" \
"setenv filesize;saveenv\0" \
"upd=run load;run update\0" \
+ "pciconfighost=1\0" \
""
#define CONFIG_BOOTCOMMAND "run flash_self"
@@ -297,7 +298,7 @@
#define CONFIG_PCI /* include pci support */
#define CONFIG_PCI_PNP 1 /* do pci plug-and-play */
#define CONFIG_PCI_SCAN_SHOW 1 /* show pci devices on startup */
-#undef CONFIG_PCI_CONFIG_HOST_BRIDGE
+#define CONFIG_PCI_CONFIG_HOST_BRIDGE
/* Board-specific PCI */
#define CFG_PCI_TARGET_INIT /* let board init pci target */