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-rw-r--r--arch/mips/cpu/mips32/cache.S17
-rw-r--r--arch/mips/cpu/mips32/start.S32
-rw-r--r--arch/mips/cpu/mips32/time.c5
-rw-r--r--arch/mips/cpu/mips64/interrupts.c1
-rw-r--r--arch/mips/cpu/mips64/start.S2
-rw-r--r--arch/mips/cpu/xburst/start.S41
-rw-r--r--arch/mips/include/asm/malta.h23
-rw-r--r--board/qemu-malta/Makefile45
-rw-r--r--board/qemu-malta/lowlevel_init.S71
-rw-r--r--board/qemu-malta/qemu-malta.c49
-rw-r--r--boards.cfg2
-rw-r--r--doc/README.mips4
-rw-r--r--drivers/net/pcnet.c2
-rw-r--r--drivers/pci/Makefile1
-rw-r--r--drivers/pci/pci_gt64120.c178
-rw-r--r--include/configs/qemu-malta.h116
-rw-r--r--include/gt64120.h550
-rw-r--r--include/pci_gt64120.h19
18 files changed, 1108 insertions, 50 deletions
diff --git a/arch/mips/cpu/mips32/cache.S b/arch/mips/cpu/mips32/cache.S
index 117fc56..12f656c 100644
--- a/arch/mips/cpu/mips32/cache.S
+++ b/arch/mips/cpu/mips32/cache.S
@@ -18,7 +18,7 @@
#define CONFIG_SYS_MIPS_CACHE_MODE CONF_CM_CACHABLE_NONCOHERENT
#endif
-#define RA t8
+#define RA t9
/*
* 16kB is the maximum size of instruction and data caches on MIPS 4K,
@@ -128,8 +128,7 @@ NESTED(mips_cache_reset, 0, ra)
move RA, ra
li t2, CONFIG_SYS_ICACHE_SIZE
li t3, CONFIG_SYS_DCACHE_SIZE
- li t4, CONFIG_SYS_CACHELINE_SIZE
- move t5, t4
+ li t8, CONFIG_SYS_CACHELINE_SIZE
li v0, MIPS_MAX_CACHE_SIZE
@@ -156,17 +155,17 @@ NESTED(mips_cache_reset, 0, ra)
* Initialize the I-cache first,
*/
move a1, t2
- move a2, t4
- PTR_LA t7, mips_init_icache
- jalr t7
+ move a2, t8
+ PTR_LA v1, mips_init_icache
+ jalr v1
/*
* then initialize D-cache.
*/
move a1, t3
- move a2, t5
- PTR_LA t7, mips_init_dcache
- jalr t7
+ move a2, t8
+ PTR_LA v1, mips_init_dcache
+ jalr v1
jr RA
END(mips_cache_reset)
diff --git a/arch/mips/cpu/mips32/start.S b/arch/mips/cpu/mips32/start.S
index b08a897..70ad198 100644
--- a/arch/mips/cpu/mips32/start.S
+++ b/arch/mips/cpu/mips32/start.S
@@ -41,7 +41,7 @@ _start:
nop
.org 0x10
-#ifdef CONFIG_SYS_XWAY_EBU_BOOTCFG
+#if defined(CONFIG_SYS_XWAY_EBU_BOOTCFG)
/*
* Almost all Lantiq XWAY SoC devices have an external bus unit (EBU) to
* access external NOR flashes. If the board boots from NOR flash the
@@ -51,6 +51,12 @@ _start:
*/
.word CONFIG_SYS_XWAY_EBU_BOOTCFG
.word 0x0
+#elif defined(CONFIG_QEMU_MALTA)
+ /*
+ * Linux expects the Board ID here.
+ */
+ .word 0x00000420 # 0x420 (Malta Board with CoreLV)
+ .word 0x00000000
#endif
.org 0x200
@@ -199,19 +205,19 @@ in_ram:
* generated by GNU ld. Skip these reserved entries from relocation.
*/
lw t3, -4(t0) # t3 <-- num_got_entries
- lw t4, -8(t0) # t4 <-- _GLOBAL_OFFSET_TABLE_
- add t4, s1 # t4 now holds relocated _G_O_T_
- addi t4, t4, 8 # skipping first two entries
+ lw t8, -8(t0) # t8 <-- _GLOBAL_OFFSET_TABLE_
+ add t8, s1 # t8 now holds relocated _G_O_T_
+ addi t8, t8, 8 # skipping first two entries
li t2, 2
1:
- lw t1, 0(t4)
+ lw t1, 0(t8)
beqz t1, 2f
add t1, s1
- sw t1, 0(t4)
+ sw t1, 0(t8)
2:
addi t2, 1
blt t2, t3, 1b
- addi t4, 4
+ addi t8, 4
/* Update dynamic relocations */
lw t1, -16(t0) # t1 <-- __rel_dyn_start
@@ -221,19 +227,19 @@ in_ram:
addi t1, 8
1:
- lw t3, -4(t1) # t3 <-- relocation info
+ lw t8, -4(t1) # t8 <-- relocation info
- sub t3, 3
- bnez t3, 2f # skip non R_MIPS_REL32 entries
+ li t3, 3
+ bne t8, t3, 2f # skip non R_MIPS_REL32 entries
nop
lw t3, -8(t1) # t3 <-- location to fix up in FLASH
- lw t4, 0(t3) # t4 <-- original pointer
- add t4, s1 # t4 <-- adjusted pointer
+ lw t8, 0(t3) # t8 <-- original pointer
+ add t8, s1 # t8 <-- adjusted pointer
add t3, s1 # t3 <-- location to fix up in RAM
- sw t4, 0(t3)
+ sw t8, 0(t3)
2:
blt t1, t2, 1b
diff --git a/arch/mips/cpu/mips32/time.c b/arch/mips/cpu/mips32/time.c
index 9f5cea4..386f45a 100644
--- a/arch/mips/cpu/mips32/time.c
+++ b/arch/mips/cpu/mips32/time.c
@@ -11,7 +11,8 @@
static unsigned long timestamp;
/* how many counter cycles in a jiffy */
-#define CYCLES_PER_JIFFY (CONFIG_SYS_MIPS_TIMER_FREQ + CONFIG_SYS_HZ / 2) / CONFIG_SYS_HZ
+#define CYCLES_PER_JIFFY \
+ (CONFIG_SYS_MIPS_TIMER_FREQ + CONFIG_SYS_HZ / 2) / CONFIG_SYS_HZ
/*
* timer without interrupts
@@ -38,7 +39,7 @@ ulong get_timer(ulong base)
}
write_c0_compare(expirelo);
- return (timestamp - base);
+ return timestamp - base;
}
void __udelay(unsigned long usec)
diff --git a/arch/mips/cpu/mips64/interrupts.c b/arch/mips/cpu/mips64/interrupts.c
index 1a589fc..a7e2ed0 100644
--- a/arch/mips/cpu/mips64/interrupts.c
+++ b/arch/mips/cpu/mips64/interrupts.c
@@ -6,7 +6,6 @@
*/
#include <common.h>
-#include <asm/mipsregs.h>
void enable_interrupts(void)
{
diff --git a/arch/mips/cpu/mips64/start.S b/arch/mips/cpu/mips64/start.S
index 478b8c6..92954e1 100644
--- a/arch/mips/cpu/mips64/start.S
+++ b/arch/mips/cpu/mips64/start.S
@@ -3,7 +3,7 @@
*
* Copyright (c) 2003 Wolfgang Denk <wd@denx.de>
*
- * SPDX-License-Identifier: GPL-2.0+
+ * SPDX-License-Identifier: GPL-2.0+
*/
#include <asm-offsets.h>
diff --git a/arch/mips/cpu/xburst/start.S b/arch/mips/cpu/xburst/start.S
index be14b3d..10dffb4 100644
--- a/arch/mips/cpu/xburst/start.S
+++ b/arch/mips/cpu/xburst/start.S
@@ -47,14 +47,17 @@ _start:
relocate_code:
move sp, a0 # set new stack pointer
+ move s0, a1 # save gd in s0
+ move s2, a2 # save destination address in s2
+
li t0, CONFIG_SYS_MONITOR_BASE
- sub t6, a2, t0 # t6 <-- relocation offset
+ sub s1, s2, t0 # s1 <-- relocation offset
la t3, in_ram
lw t2, -12(t3) # t2 <-- __image_copy_end
move t1, a2
- add gp, t6 # adjust gp
+ add gp, s1 # adjust gp
/*
* t0 = source address
@@ -96,7 +99,7 @@ relocate_code:
nop
/* Jump to where we've relocated ourselves */
- addi t0, a2, in_ram - _start
+ addi t0, s2, in_ram - _start
jr t0
nop
@@ -114,19 +117,19 @@ in_ram:
* generated by GNU ld. Skip these reserved entries from relocation.
*/
lw t3, -4(t0) # t3 <-- num_got_entries
- lw t4, -8(t0) # t4 <-- _GLOBAL_OFFSET_TABLE_
- add t4, t6 # t4 now holds relocated _G_O_T_
- addi t4, t4, 8 # skipping first two entries
+ lw t8, -8(t0) # t8 <-- _GLOBAL_OFFSET_TABLE_
+ add t8, s1 # t8 now holds relocated _G_O_T_
+ addi t8, t8, 8 # skipping first two entries
li t2, 2
1:
- lw t1, 0(t4)
+ lw t1, 0(t8)
beqz t1, 2f
- add t1, t6
- sw t1, 0(t4)
+ add t1, s1
+ sw t1, 0(t8)
2:
addi t2, 1
blt t2, t3, 1b
- addi t4, 4
+ addi t8, 4
/* Update dynamic relocations */
lw t1, -16(t0) # t1 <-- __rel_dyn_start
@@ -136,19 +139,19 @@ in_ram:
addi t1, 8
1:
- lw t3, -4(t1) # t3 <-- relocation info
+ lw t8, -4(t1) # t8 <-- relocation info
- sub t3, 3
- bnez t3, 2f # skip non R_MIPS_REL32 entries
+ li t3, 3
+ bne t8, t3, 2f # skip non R_MIPS_REL32 entries
nop
lw t3, -8(t1) # t3 <-- location to fix up in FLASH
- lw t4, 0(t3) # t4 <-- original pointer
- add t4, t6 # t4 <-- adjusted pointer
+ lw t8, 0(t3) # t8 <-- original pointer
+ add t8, s1 # t8 <-- adjusted pointer
- add t3, t6 # t3 <-- location to fix up in RAM
- sw t4, 0(t3)
+ add t3, s1 # t3 <-- location to fix up in RAM
+ sw t8, 0(t3)
2:
blt t1, t2, 1b
@@ -168,9 +171,9 @@ in_ram:
blt t1, t2, 1b
addi t1, 4
- move a0, a1 # a0 <-- gd
+ move a0, s0 # a0 <-- gd
la t9, board_init_r
jr t9
- move a1, a2
+ move a1, s2
.end relocate_code
diff --git a/arch/mips/include/asm/malta.h b/arch/mips/include/asm/malta.h
new file mode 100644
index 0000000..d4d44a2
--- /dev/null
+++ b/arch/mips/include/asm/malta.h
@@ -0,0 +1,23 @@
+/*
+ * Copyright (C) 2013 Gabor Juhos <juhosg@openwrt.org>
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 as published
+ * by the Free Software Foundation.
+ */
+
+#ifndef _MIPS_ASM_MALTA_H
+#define _MIPS_ASM_MALTA_H
+
+#define MALTA_IO_PORT_BASE 0x18000000
+
+#define MALTA_UART_BASE (MALTA_IO_PORT_BASE + 0x3f8)
+
+#define MALTA_GT_BASE 0x1be00000
+
+#define MALTA_RESET_BASE 0x1f000500
+#define GORESET 0x42
+
+#define MALTA_FLASH_BASE 0x1fc00000
+
+#endif /* _MIPS_ASM_MALTA_H */
diff --git a/board/qemu-malta/Makefile b/board/qemu-malta/Makefile
new file mode 100644
index 0000000..6251bb8
--- /dev/null
+++ b/board/qemu-malta/Makefile
@@ -0,0 +1,45 @@
+#
+# (C) Copyright 2003-2006
+# Wolfgang Denk, DENX Software Engineering, wd@denx.de.
+#
+# See file CREDITS for list of people who contributed to this
+# project.
+#
+# This program is free software; you can redistribute it and/or
+# modify it under the terms of the GNU General Public License as
+# published by the Free Software Foundation; either version 2 of
+# the License, or (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+# GNU General Public License for more details.
+#
+# 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
+#
+
+include $(TOPDIR)/config.mk
+
+LIB = $(obj)lib$(BOARD).o
+
+COBJS = $(BOARD).o
+SOBJS = lowlevel_init.o
+
+SRCS := $(SOBJS:.o=.S) $(COBJS:.o=.c)
+OBJS := $(addprefix $(obj),$(COBJS))
+SOBJS := $(addprefix $(obj),$(SOBJS))
+
+$(LIB): $(OBJS) $(SOBJS)
+ $(call cmd_link_o_target, $(OBJS) $(SOBJS))
+
+#########################################################################
+
+# defines $(obj).depend target
+include $(SRCTREE)/rules.mk
+
+sinclude $(obj).depend
+
+#########################################################################
diff --git a/board/qemu-malta/lowlevel_init.S b/board/qemu-malta/lowlevel_init.S
new file mode 100644
index 0000000..ff4a072
--- /dev/null
+++ b/board/qemu-malta/lowlevel_init.S
@@ -0,0 +1,71 @@
+/*
+ * Copyright (C) 2013 Gabor Juhos <juhosg@openwrt.org>
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 as published
+ * by the Free Software Foundation.
+ */
+
+#include <config.h>
+#include <gt64120.h>
+
+#include <asm/addrspace.h>
+#include <asm/regdef.h>
+#include <asm/malta.h>
+
+#ifdef CONFIG_SYS_BIG_ENDIAN
+#define CPU_TO_GT32(_x) ((_x))
+#else
+#define CPU_TO_GT32(_x) ( \
+ (((_x) & 0xff) << 24) | (((_x) & 0xff00) << 8) | \
+ (((_x) & 0xff0000) >> 8) | (((_x) & 0xff000000) >> 24))
+#endif
+
+ .text
+ .set noreorder
+ .set mips32
+
+ .globl lowlevel_init
+lowlevel_init:
+
+ /*
+ * Load BAR registers of GT64120 as done by YAMON
+ *
+ * based on a patch sent by Antony Pavlov <antonynpavlov@gmail.com>
+ * to the barebox mailing list.
+ * The subject of the original patch:
+ * 'MIPS: qemu-malta: add YAMON-style GT64120 memory map'
+ * URL:
+ * http://www.mail-archive.com/barebox@lists.infradead.org/msg06128.html
+ *
+ * based on write_bootloader() in qemu.git/hw/mips_malta.c
+ * see GT64120 manual and qemu.git/hw/gt64xxx.c for details
+ */
+
+ /* move GT64120 registers from 0x14000000 to 0x1be00000 */
+ li t1, KSEG1ADDR(GT_DEF_BASE)
+ li t0, CPU_TO_GT32(0xdf000000)
+ sw t0, GT_ISD_OFS(t1)
+
+ /* setup MEM-to-PCI0 mapping */
+ li t1, KSEG1ADDR(MALTA_GT_BASE)
+
+ /* setup PCI0 io window to 0x18000000-0x181fffff */
+ li t0, CPU_TO_GT32(0xc0000000)
+ sw t0, GT_PCI0IOLD_OFS(t1)
+ li t0, CPU_TO_GT32(0x40000000)
+ sw t0, GT_PCI0IOHD_OFS(t1)
+
+ /* setup PCI0 mem windows */
+ li t0, CPU_TO_GT32(0x80000000)
+ sw t0, GT_PCI0M0LD_OFS(t1)
+ li t0, CPU_TO_GT32(0x3f000000)
+ sw t0, GT_PCI0M0HD_OFS(t1)
+
+ li t0, CPU_TO_GT32(0xc1000000)
+ sw t0, GT_PCI0M1LD_OFS(t1)
+ li t0, CPU_TO_GT32(0x5e000000)
+ sw t0, GT_PCI0M1HD_OFS(t1)
+
+ jr ra
+ nop
diff --git a/board/qemu-malta/qemu-malta.c b/board/qemu-malta/qemu-malta.c
new file mode 100644
index 0000000..4cbd736
--- /dev/null
+++ b/board/qemu-malta/qemu-malta.c
@@ -0,0 +1,49 @@
+/*
+ * Copyright (C) 2013 Gabor Juhos <juhosg@openwrt.org>
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 as published
+ * by the Free Software Foundation.
+ */
+
+#include <common.h>
+#include <netdev.h>
+
+#include <asm/addrspace.h>
+#include <asm/io.h>
+#include <asm/malta.h>
+#include <pci_gt64120.h>
+
+phys_size_t initdram(int board_type)
+{
+ return CONFIG_SYS_MEM_SIZE;
+}
+
+int checkboard(void)
+{
+ puts("Board: MIPS Malta CoreLV (Qemu)\n");
+ return 0;
+}
+
+int board_eth_init(bd_t *bis)
+{
+ return pci_eth_init(bis);
+}
+
+void _machine_restart(void)
+{
+ void __iomem *reset_base;
+
+ reset_base = (void __iomem *)CKSEG1ADDR(MALTA_RESET_BASE);
+ __raw_writel(GORESET, reset_base);
+}
+
+void pci_init_board(void)
+{
+ set_io_port_base(CKSEG1ADDR(MALTA_IO_PORT_BASE));
+
+ gt64120_pci_init((void *)CKSEG1ADDR(MALTA_GT_BASE),
+ 0x00000000, 0x00000000, CONFIG_SYS_MEM_SIZE,
+ 0x10000000, 0x10000000, 128 * 1024 * 1024,
+ 0x00000000, 0x00000000, 0x20000);
+}
diff --git a/boards.cfg b/boards.cfg
index 6a368de..944ed4c 100644
--- a/boards.cfg
+++ b/boards.cfg
@@ -470,6 +470,8 @@ qemu_mips mips mips32 qemu-mips -
qemu_mipsel mips mips32 qemu-mips - - qemu-mips:SYS_LITTLE_ENDIAN
qemu_mips64 mips mips64 qemu-mips - - qemu-mips64:SYS_BIG_ENDIAN
qemu_mips64el mips mips64 qemu-mips - - qemu-mips64:SYS_LITTLE_ENDIAN
+qemu_malta mips mips32 qemu-malta - - qemu-malta:MIPS32,SYS_BIG_ENDIAN
+qemu_maltael mips mips32 qemu-malta - - qemu-malta:MIPS32,SYS_LITTLE_ENDIAN
vct_platinum mips mips32 vct micronas - vct:VCT_PLATINUM
vct_platinumavc mips mips32 vct micronas - vct:VCT_PLATINUMAVC
vct_platinumavc_onenand mips mips32 vct micronas - vct:VCT_PLATINUMAVC,VCT_ONENAND
diff --git a/doc/README.mips b/doc/README.mips
index f4f770b..b28f628 100644
--- a/doc/README.mips
+++ b/doc/README.mips
@@ -39,8 +39,6 @@ TODOs
* Secondary cache support missing
- * Centralize the link directive files
-
* Initialize TLB entries redardless of their use
* R2000/R3000 class parts are not supported
@@ -51,8 +49,6 @@ TODOs
initialized in board specific assembler language before the cache init
code is run -- that is, initialize the DRAM in lowlevel_init().
- * get rid of CONFIG_MANUAL_RELOC
-
* centralize/share more CPU code of MIPS32, MIPS64 and XBurst
* support Qemu Malta
diff --git a/drivers/net/pcnet.c b/drivers/net/pcnet.c
index aa69298..283cb48 100644
--- a/drivers/net/pcnet.c
+++ b/drivers/net/pcnet.c
@@ -130,7 +130,7 @@ static int pcnet_recv (struct eth_device *dev);
static void pcnet_halt (struct eth_device *dev);
static int pcnet_probe (struct eth_device *dev, bd_t * bis, int dev_num);
-#define PCI_TO_MEM(d,a) pci_phys_to_mem((pci_dev_t)d->priv, (u_long)(a))
+#define PCI_TO_MEM(d, a) pci_virt_to_mem((pci_dev_t)d->priv, (a))
#define PCI_TO_MEM_LE(d,a) (u32)(cpu_to_le32(PCI_TO_MEM(d,a)))
static struct pci_device_id supported[] = {
diff --git a/drivers/pci/Makefile b/drivers/pci/Makefile
index 5a23914..be26b60 100644
--- a/drivers/pci/Makefile
+++ b/drivers/pci/Makefile
@@ -12,6 +12,7 @@ LIB := $(obj)libpci.o
COBJS-$(CONFIG_FSL_PCI_INIT) += fsl_pci_init.o
COBJS-$(CONFIG_PCI) += pci.o pci_auto.o
COBJS-$(CONFIG_PCI_INDIRECT_BRIDGE) += pci_indirect.o
+COBJS-$(CONFIG_PCI_GT64120) += pci_gt64120.o
COBJS-$(CONFIG_FTPCI100) += pci_ftpci100.o
COBJS-$(CONFIG_IXP_PCI) += pci_ixp.o
COBJS-$(CONFIG_SH4_PCI) += pci_sh4.o
diff --git a/drivers/pci/pci_gt64120.c b/drivers/pci/pci_gt64120.c
new file mode 100644
index 0000000..a610758
--- /dev/null
+++ b/drivers/pci/pci_gt64120.c
@@ -0,0 +1,178 @@
+/*
+ * Copyright (C) 2013 Gabor Juhos <juhosg@openwrt.org>
+ *
+ * Based on the Linux implementation.
+ * Copyright (C) 1999, 2000, 2004 MIPS Technologies, Inc.
+ * Authors: Carsten Langgaard <carstenl@mips.com>
+ * Maciej W. Rozycki <macro@mips.com>
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 as published
+ * by the Free Software Foundation.
+ */
+
+#include <common.h>
+#include <gt64120.h>
+#include <pci.h>
+#include <pci_gt64120.h>
+
+#include <asm/io.h>
+
+#define PCI_ACCESS_READ 0
+#define PCI_ACCESS_WRITE 1
+
+struct gt64120_regs {
+ u8 unused_000[0xc18];
+ u32 intrcause;
+ u8 unused_c1c[0x0dc];
+ u32 pci0_cfgaddr;
+ u32 pci0_cfgdata;
+};
+
+struct gt64120_pci_controller {
+ struct pci_controller hose;
+ struct gt64120_regs *regs;
+};
+
+static inline struct gt64120_pci_controller *
+hose_to_gt64120(struct pci_controller *hose)
+{
+ return container_of(hose, struct gt64120_pci_controller, hose);
+}
+
+#define GT_INTRCAUSE_ABORT_BITS \
+ (GT_INTRCAUSE_MASABORT0_BIT | GT_INTRCAUSE_TARABORT0_BIT)
+
+static int gt_config_access(struct gt64120_pci_controller *gt,
+ unsigned char access_type, pci_dev_t bdf,
+ int where, u32 *data)
+{
+ unsigned int bus = PCI_BUS(bdf);
+ unsigned int dev = PCI_DEV(bdf);
+ unsigned int devfn = PCI_DEV(bdf) << 3 | PCI_FUNC(bdf);
+ u32 intr;
+ u32 addr;
+ u32 val;
+
+ if (bus == 0 && dev >= 31) {
+ /* Because of a bug in the galileo (for slot 31). */
+ return -1;
+ }
+
+ if (access_type == PCI_ACCESS_WRITE)
+ debug("PCI WR %02x:%02x.%x reg:%02d data:%08x\n",
+ PCI_BUS(bdf), PCI_DEV(bdf), PCI_FUNC(bdf), where, *data);
+
+ /* Clear cause register bits */
+ writel(~GT_INTRCAUSE_ABORT_BITS, &gt->regs->intrcause);
+
+ addr = GT_PCI0_CFGADDR_CONFIGEN_BIT;
+ addr |= bus << GT_PCI0_CFGADDR_BUSNUM_SHF;
+ addr |= devfn << GT_PCI0_CFGADDR_FUNCTNUM_SHF;
+ addr |= (where / 4) << GT_PCI0_CFGADDR_REGNUM_SHF;
+
+ /* Setup address */
+ writel(addr, &gt->regs->pci0_cfgaddr);
+
+ if (access_type == PCI_ACCESS_WRITE) {
+ if (bus == 0 && dev == 0) {
+ /*
+ * The Galileo system controller is acting
+ * differently than other devices.
+ */
+ val = *data;
+ } else {
+ val = cpu_to_le32(*data);
+ }
+
+ writel(val, &gt->regs->pci0_cfgdata);
+ } else {
+ val = readl(&gt->regs->pci0_cfgdata);
+
+ if (bus == 0 && dev == 0) {
+ /*
+ * The Galileo system controller is acting
+ * differently than other devices.
+ */
+ *data = val;
+ } else {
+ *data = le32_to_cpu(val);
+ }
+ }
+
+ /* Check for master or target abort */
+ intr = readl(&gt->regs->intrcause);
+ if (intr & GT_INTRCAUSE_ABORT_BITS) {
+ /* Error occurred, clear abort bits */
+ writel(~GT_INTRCAUSE_ABORT_BITS, &gt->regs->intrcause);
+ return -1;
+ }
+
+ if (access_type == PCI_ACCESS_READ)
+ debug("PCI RD %02x:%02x.%x reg:%02d data:%08x\n",
+ PCI_BUS(bdf), PCI_DEV(bdf), PCI_FUNC(bdf), where, *data);
+
+ return 0;
+}
+
+static int gt_read_config_dword(struct pci_controller *hose, pci_dev_t dev,
+ int where, u32 *value)
+{
+ struct gt64120_pci_controller *gt = hose_to_gt64120(hose);
+
+ *value = 0xffffffff;
+ return gt_config_access(gt, PCI_ACCESS_READ, dev, where, value);
+}
+
+static int gt_write_config_dword(struct pci_controller *hose, pci_dev_t dev,
+ int where, u32 value)
+{
+ struct gt64120_pci_controller *gt = hose_to_gt64120(hose);
+ u32 data = value;
+
+ return gt_config_access(gt, PCI_ACCESS_WRITE, dev, where, &data);
+}
+
+void gt64120_pci_init(void *regs, unsigned long sys_bus, unsigned long sys_phys,
+ unsigned long sys_size, unsigned long mem_bus,
+ unsigned long mem_phys, unsigned long mem_size,
+ unsigned long io_bus, unsigned long io_phys,
+ unsigned long io_size)
+{
+ static struct gt64120_pci_controller global_gt;
+ struct gt64120_pci_controller *gt;
+ struct pci_controller *hose;
+
+ gt = &global_gt;
+ gt->regs = regs;
+
+ hose = &gt->hose;
+
+ hose->first_busno = 0;
+ hose->last_busno = 0;
+
+ /* System memory space */
+ pci_set_region(&hose->regions[0], sys_bus, sys_phys, sys_size,
+ PCI_REGION_MEM | PCI_REGION_SYS_MEMORY);
+
+ /* PCI memory space */
+ pci_set_region(&hose->regions[1], mem_bus, mem_phys, mem_size,
+ PCI_REGION_MEM);
+
+ /* PCI I/O space */
+ pci_set_region(&hose->regions[2], io_bus, io_phys, io_size,
+ PCI_REGION_IO);
+
+ hose->region_count = 3;
+
+ pci_set_ops(hose,
+ pci_hose_read_config_byte_via_dword,
+ pci_hose_read_config_word_via_dword,
+ gt_read_config_dword,
+ pci_hose_write_config_byte_via_dword,
+ pci_hose_write_config_word_via_dword,
+ gt_write_config_dword);
+
+ pci_register_hose(hose);
+ hose->last_busno = pci_hose_scan(hose);
+}
diff --git a/include/configs/qemu-malta.h b/include/configs/qemu-malta.h
new file mode 100644
index 0000000..c79c911
--- /dev/null
+++ b/include/configs/qemu-malta.h
@@ -0,0 +1,116 @@
+/*
+ * Copyright (C) 2013 Gabor Juhos <juhosg@openwrt.org>
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 as published
+ * by the Free Software Foundation.
+ */
+
+#ifndef _QEMU_MALTA_CONFIG_H
+#define _QEMU_MALTA_CONFIG_H
+
+#include <asm/addrspace.h>
+#include <asm/malta.h>
+
+/*
+ * System configuration
+ */
+#define CONFIG_QEMU_MALTA
+
+#define CONFIG_PCI
+#define CONFIG_PCI_GT64120
+#define CONFIG_PCI_PNP
+#define CONFIG_PCNET
+
+/*
+ * CPU Configuration
+ */
+#define CONFIG_SYS_MHZ 250 /* arbitrary value */
+#define CONFIG_SYS_MIPS_TIMER_FREQ (CONFIG_SYS_MHZ * 1000000)
+#define CONFIG_SYS_HZ 1000
+
+#define CONFIG_SYS_DCACHE_SIZE 16384 /* arbitrary value */
+#define CONFIG_SYS_ICACHE_SIZE 16384 /* arbitrary value */
+#define CONFIG_SYS_CACHELINE_SIZE 32 /* arbitrary value */
+
+#define CONFIG_SWAP_IO_SPACE
+
+/*
+ * Memory map
+ */
+#define CONFIG_SYS_TEXT_BASE 0xbfc00000 /* Rom version */
+#define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_FLASH_BASE
+
+#define CONFIG_SYS_SDRAM_BASE 0x80000000 /* Cached addr */
+#define CONFIG_SYS_MEM_SIZE (256 * 1024 * 1024)
+
+#define CONFIG_SYS_INIT_SP_OFFSET 0x400000
+
+#define CONFIG_SYS_LOAD_ADDR 0x81000000
+#define CONFIG_SYS_MEMTEST_START 0x80100000
+#define CONFIG_SYS_MEMTEST_END 0x80800000
+
+#define CONFIG_SYS_MALLOC_LEN (128 * 1024)
+#define CONFIG_SYS_BOOTPARAMS_LEN (128 * 1024)
+
+/*
+ * Console configuration
+ */
+#if defined(CONFIG_SYS_LITTLE_ENDIAN)
+#define CONFIG_SYS_PROMPT "qemu-maltael # "
+#else
+#define CONFIG_SYS_PROMPT "qemu-malta # "
+#endif
+
+#define CONFIG_SYS_CBSIZE 256
+#define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + \
+ sizeof(CONFIG_SYS_PROMPT) + 16)
+#define CONFIG_SYS_MAXARGS 16
+
+#define CONFIG_AUTO_COMPLETE
+#define CONFIG_CMDLINE_EDITING
+
+/*
+ * Serial driver
+ */
+#define CONFIG_BAUDRATE 115200
+
+#define CONFIG_SYS_NS16550
+#define CONFIG_SYS_NS16550_SERIAL
+#define CONFIG_SYS_NS16550_REG_SIZE 1
+#define CONFIG_SYS_NS16550_CLK 115200
+#define CONFIG_SYS_NS16550_COM1 CKSEG1ADDR(MALTA_UART_BASE)
+#define CONFIG_CONS_INDEX 1
+
+/*
+ * Environment
+ */
+#define CONFIG_ENV_IS_NOWHERE
+#define CONFIG_ENV_SIZE 0x10000
+
+/*
+ * Flash configuration
+ */
+#define CONFIG_SYS_FLASH_BASE (KSEG1 | MALTA_FLASH_BASE)
+#define CONFIG_SYS_MAX_FLASH_BANKS 1
+#define CONFIG_SYS_MAX_FLASH_SECT 128
+#define CONFIG_SYS_FLASH_CFI
+#define CONFIG_FLASH_CFI_DRIVER
+#define CONFIG_SYS_FLASH_USE_BUFFER_WRITE
+
+/*
+ * Commands
+ */
+#include <config_cmd_default.h>
+
+#undef CONFIG_CMD_FPGA
+#undef CONFIG_CMD_LOADB
+#undef CONFIG_CMD_LOADS
+#undef CONFIG_CMD_NFS
+
+#define CONFIG_CMD_PCI
+#define CONFIG_CMD_PING
+
+#define CONFIG_SYS_LONGHELP /* verbose help, undef to save memory */
+
+#endif /* _QEMU_MALTA_CONFIG_H */
diff --git a/include/gt64120.h b/include/gt64120.h
new file mode 100644
index 0000000..c0accc6
--- /dev/null
+++ b/include/gt64120.h
@@ -0,0 +1,550 @@
+/*
+ * Copyright (C) 2000, 2004, 2005 MIPS Technologies, Inc.
+ * All rights reserved.
+ * Authors: Carsten Langgaard <carstenl@mips.com>
+ * Maciej W. Rozycki <macro@mips.com>
+ * Copyright (C) 2005 Ralf Baechle (ralf@linux-mips.org)
+ *
+ * This program is free software; you can distribute it and/or modify it
+ * under the terms of the GNU General Public License (Version 2) as
+ * published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
+ * for more details.
+ *
+ * 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.
+ */
+#ifndef _ASM_GT64120_H
+#define _ASM_GT64120_H
+
+#define MSK(n) ((1 << (n)) - 1)
+
+/*
+ * Register offset addresses
+ */
+/* CPU Configuration. */
+#define GT_CPU_OFS 0x000
+
+#define GT_MULTI_OFS 0x120
+
+/* CPU Address Decode. */
+#define GT_SCS10LD_OFS 0x008
+#define GT_SCS10HD_OFS 0x010
+#define GT_SCS32LD_OFS 0x018
+#define GT_SCS32HD_OFS 0x020
+#define GT_CS20LD_OFS 0x028
+#define GT_CS20HD_OFS 0x030
+#define GT_CS3BOOTLD_OFS 0x038
+#define GT_CS3BOOTHD_OFS 0x040
+#define GT_PCI0IOLD_OFS 0x048
+#define GT_PCI0IOHD_OFS 0x050
+#define GT_PCI0M0LD_OFS 0x058
+#define GT_PCI0M0HD_OFS 0x060
+#define GT_ISD_OFS 0x068
+
+#define GT_PCI0M1LD_OFS 0x080
+#define GT_PCI0M1HD_OFS 0x088
+#define GT_PCI1IOLD_OFS 0x090
+#define GT_PCI1IOHD_OFS 0x098
+#define GT_PCI1M0LD_OFS 0x0a0
+#define GT_PCI1M0HD_OFS 0x0a8
+#define GT_PCI1M1LD_OFS 0x0b0
+#define GT_PCI1M1HD_OFS 0x0b8
+#define GT_PCI1M1LD_OFS 0x0b0
+#define GT_PCI1M1HD_OFS 0x0b8
+
+#define GT_SCS10AR_OFS 0x0d0
+#define GT_SCS32AR_OFS 0x0d8
+#define GT_CS20R_OFS 0x0e0
+#define GT_CS3BOOTR_OFS 0x0e8
+
+#define GT_PCI0IOREMAP_OFS 0x0f0
+#define GT_PCI0M0REMAP_OFS 0x0f8
+#define GT_PCI0M1REMAP_OFS 0x100
+#define GT_PCI1IOREMAP_OFS 0x108
+#define GT_PCI1M0REMAP_OFS 0x110
+#define GT_PCI1M1REMAP_OFS 0x118
+
+/* CPU Error Report. */
+#define GT_CPUERR_ADDRLO_OFS 0x070
+#define GT_CPUERR_ADDRHI_OFS 0x078
+
+#define GT_CPUERR_DATALO_OFS 0x128 /* GT-64120A only */
+#define GT_CPUERR_DATAHI_OFS 0x130 /* GT-64120A only */
+#define GT_CPUERR_PARITY_OFS 0x138 /* GT-64120A only */
+
+/* CPU Sync Barrier. */
+#define GT_PCI0SYNC_OFS 0x0c0
+#define GT_PCI1SYNC_OFS 0x0c8
+
+/* SDRAM and Device Address Decode. */
+#define GT_SCS0LD_OFS 0x400
+#define GT_SCS0HD_OFS 0x404
+#define GT_SCS1LD_OFS 0x408
+#define GT_SCS1HD_OFS 0x40c
+#define GT_SCS2LD_OFS 0x410
+#define GT_SCS2HD_OFS 0x414
+#define GT_SCS3LD_OFS 0x418
+#define GT_SCS3HD_OFS 0x41c
+#define GT_CS0LD_OFS 0x420
+#define GT_CS0HD_OFS 0x424
+#define GT_CS1LD_OFS 0x428
+#define GT_CS1HD_OFS 0x42c
+#define GT_CS2LD_OFS 0x430
+#define GT_CS2HD_OFS 0x434
+#define GT_CS3LD_OFS 0x438
+#define GT_CS3HD_OFS 0x43c
+#define GT_BOOTLD_OFS 0x440
+#define GT_BOOTHD_OFS 0x444
+
+#define GT_ADERR_OFS 0x470
+
+/* SDRAM Configuration. */
+#define GT_SDRAM_CFG_OFS 0x448
+
+#define GT_SDRAM_OPMODE_OFS 0x474
+#define GT_SDRAM_BM_OFS 0x478
+#define GT_SDRAM_ADDRDECODE_OFS 0x47c
+
+/* SDRAM Parameters. */
+#define GT_SDRAM_B0_OFS 0x44c
+#define GT_SDRAM_B1_OFS 0x450
+#define GT_SDRAM_B2_OFS 0x454
+#define GT_SDRAM_B3_OFS 0x458
+
+/* Device Parameters. */
+#define GT_DEV_B0_OFS 0x45c
+#define GT_DEV_B1_OFS 0x460
+#define GT_DEV_B2_OFS 0x464
+#define GT_DEV_B3_OFS 0x468
+#define GT_DEV_BOOT_OFS 0x46c
+
+/* ECC. */
+#define GT_ECC_ERRDATALO 0x480 /* GT-64120A only */
+#define GT_ECC_ERRDATAHI 0x484 /* GT-64120A only */
+#define GT_ECC_MEM 0x488 /* GT-64120A only */
+#define GT_ECC_CALC 0x48c /* GT-64120A only */
+#define GT_ECC_ERRADDR 0x490 /* GT-64120A only */
+
+/* DMA Record. */
+#define GT_DMA0_CNT_OFS 0x800
+#define GT_DMA1_CNT_OFS 0x804
+#define GT_DMA2_CNT_OFS 0x808
+#define GT_DMA3_CNT_OFS 0x80c
+#define GT_DMA0_SA_OFS 0x810
+#define GT_DMA1_SA_OFS 0x814
+#define GT_DMA2_SA_OFS 0x818
+#define GT_DMA3_SA_OFS 0x81c
+#define GT_DMA0_DA_OFS 0x820
+#define GT_DMA1_DA_OFS 0x824
+#define GT_DMA2_DA_OFS 0x828
+#define GT_DMA3_DA_OFS 0x82c
+#define GT_DMA0_NEXT_OFS 0x830
+#define GT_DMA1_NEXT_OFS 0x834
+#define GT_DMA2_NEXT_OFS 0x838
+#define GT_DMA3_NEXT_OFS 0x83c
+
+#define GT_DMA0_CUR_OFS 0x870
+#define GT_DMA1_CUR_OFS 0x874
+#define GT_DMA2_CUR_OFS 0x878
+#define GT_DMA3_CUR_OFS 0x87c
+
+/* DMA Channel Control. */
+#define GT_DMA0_CTRL_OFS 0x840
+#define GT_DMA1_CTRL_OFS 0x844
+#define GT_DMA2_CTRL_OFS 0x848
+#define GT_DMA3_CTRL_OFS 0x84c
+
+/* DMA Arbiter. */
+#define GT_DMA_ARB_OFS 0x860
+
+/* Timer/Counter. */
+#define GT_TC0_OFS 0x850
+#define GT_TC1_OFS 0x854
+#define GT_TC2_OFS 0x858
+#define GT_TC3_OFS 0x85c
+
+#define GT_TC_CONTROL_OFS 0x864
+
+/* PCI Internal. */
+#define GT_PCI0_CMD_OFS 0xc00
+#define GT_PCI0_TOR_OFS 0xc04
+#define GT_PCI0_BS_SCS10_OFS 0xc08
+#define GT_PCI0_BS_SCS32_OFS 0xc0c
+#define GT_PCI0_BS_CS20_OFS 0xc10
+#define GT_PCI0_BS_CS3BT_OFS 0xc14
+
+#define GT_PCI1_IACK_OFS 0xc30
+#define GT_PCI0_IACK_OFS 0xc34
+
+#define GT_PCI0_BARE_OFS 0xc3c
+#define GT_PCI0_PREFMBR_OFS 0xc40
+
+#define GT_PCI0_SCS10_BAR_OFS 0xc48
+#define GT_PCI0_SCS32_BAR_OFS 0xc4c
+#define GT_PCI0_CS20_BAR_OFS 0xc50
+#define GT_PCI0_CS3BT_BAR_OFS 0xc54
+#define GT_PCI0_SSCS10_BAR_OFS 0xc58
+#define GT_PCI0_SSCS32_BAR_OFS 0xc5c
+
+#define GT_PCI0_SCS3BT_BAR_OFS 0xc64
+
+#define GT_PCI1_CMD_OFS 0xc80
+#define GT_PCI1_TOR_OFS 0xc84
+#define GT_PCI1_BS_SCS10_OFS 0xc88
+#define GT_PCI1_BS_SCS32_OFS 0xc8c
+#define GT_PCI1_BS_CS20_OFS 0xc90
+#define GT_PCI1_BS_CS3BT_OFS 0xc94
+
+#define GT_PCI1_BARE_OFS 0xcbc
+#define GT_PCI1_PREFMBR_OFS 0xcc0
+
+#define GT_PCI1_SCS10_BAR_OFS 0xcc8
+#define GT_PCI1_SCS32_BAR_OFS 0xccc
+#define GT_PCI1_CS20_BAR_OFS 0xcd0
+#define GT_PCI1_CS3BT_BAR_OFS 0xcd4
+#define GT_PCI1_SSCS10_BAR_OFS 0xcd8
+#define GT_PCI1_SSCS32_BAR_OFS 0xcdc
+
+#define GT_PCI1_SCS3BT_BAR_OFS 0xce4
+
+#define GT_PCI1_CFGADDR_OFS 0xcf0
+#define GT_PCI1_CFGDATA_OFS 0xcf4
+#define GT_PCI0_CFGADDR_OFS 0xcf8
+#define GT_PCI0_CFGDATA_OFS 0xcfc
+
+/* Interrupts. */
+#define GT_INTRCAUSE_OFS 0xc18
+#define GT_INTRMASK_OFS 0xc1c
+
+#define GT_PCI0_ICMASK_OFS 0xc24
+#define GT_PCI0_SERR0MASK_OFS 0xc28
+
+#define GT_CPU_INTSEL_OFS 0xc70
+#define GT_PCI0_INTSEL_OFS 0xc74
+
+#define GT_HINTRCAUSE_OFS 0xc98
+#define GT_HINTRMASK_OFS 0xc9c
+
+#define GT_PCI0_HICMASK_OFS 0xca4
+#define GT_PCI1_SERR1MASK_OFS 0xca8
+
+
+/*
+ * I2O Support Registers
+ */
+#define INBOUND_MESSAGE_REGISTER0_PCI_SIDE 0x010
+#define INBOUND_MESSAGE_REGISTER1_PCI_SIDE 0x014
+#define OUTBOUND_MESSAGE_REGISTER0_PCI_SIDE 0x018
+#define OUTBOUND_MESSAGE_REGISTER1_PCI_SIDE 0x01c
+#define INBOUND_DOORBELL_REGISTER_PCI_SIDE 0x020
+#define INBOUND_INTERRUPT_CAUSE_REGISTER_PCI_SIDE 0x024
+#define INBOUND_INTERRUPT_MASK_REGISTER_PCI_SIDE 0x028
+#define OUTBOUND_DOORBELL_REGISTER_PCI_SIDE 0x02c
+#define OUTBOUND_INTERRUPT_CAUSE_REGISTER_PCI_SIDE 0x030
+#define OUTBOUND_INTERRUPT_MASK_REGISTER_PCI_SIDE 0x034
+#define INBOUND_QUEUE_PORT_VIRTUAL_REGISTER_PCI_SIDE 0x040
+#define OUTBOUND_QUEUE_PORT_VIRTUAL_REGISTER_PCI_SIDE 0x044
+#define QUEUE_CONTROL_REGISTER_PCI_SIDE 0x050
+#define QUEUE_BASE_ADDRESS_REGISTER_PCI_SIDE 0x054
+#define INBOUND_FREE_HEAD_POINTER_REGISTER_PCI_SIDE 0x060
+#define INBOUND_FREE_TAIL_POINTER_REGISTER_PCI_SIDE 0x064
+#define INBOUND_POST_HEAD_POINTER_REGISTER_PCI_SIDE 0x068
+#define INBOUND_POST_TAIL_POINTER_REGISTER_PCI_SIDE 0x06c
+#define OUTBOUND_FREE_HEAD_POINTER_REGISTER_PCI_SIDE 0x070
+#define OUTBOUND_FREE_TAIL_POINTER_REGISTER_PCI_SIDE 0x074
+#define OUTBOUND_POST_HEAD_POINTER_REGISTER_PCI_SIDE 0x078
+#define OUTBOUND_POST_TAIL_POINTER_REGISTER_PCI_SIDE 0x07c
+
+#define INBOUND_MESSAGE_REGISTER0_CPU_SIDE 0x1c10
+#define INBOUND_MESSAGE_REGISTER1_CPU_SIDE 0x1c14
+#define OUTBOUND_MESSAGE_REGISTER0_CPU_SIDE 0x1c18
+#define OUTBOUND_MESSAGE_REGISTER1_CPU_SIDE 0x1c1c
+#define INBOUND_DOORBELL_REGISTER_CPU_SIDE 0x1c20
+#define INBOUND_INTERRUPT_CAUSE_REGISTER_CPU_SIDE 0x1c24
+#define INBOUND_INTERRUPT_MASK_REGISTER_CPU_SIDE 0x1c28
+#define OUTBOUND_DOORBELL_REGISTER_CPU_SIDE 0x1c2c
+#define OUTBOUND_INTERRUPT_CAUSE_REGISTER_CPU_SIDE 0x1c30
+#define OUTBOUND_INTERRUPT_MASK_REGISTER_CPU_SIDE 0x1c34
+#define INBOUND_QUEUE_PORT_VIRTUAL_REGISTER_CPU_SIDE 0x1c40
+#define OUTBOUND_QUEUE_PORT_VIRTUAL_REGISTER_CPU_SIDE 0x1c44
+#define QUEUE_CONTROL_REGISTER_CPU_SIDE 0x1c50
+#define QUEUE_BASE_ADDRESS_REGISTER_CPU_SIDE 0x1c54
+#define INBOUND_FREE_HEAD_POINTER_REGISTER_CPU_SIDE 0x1c60
+#define INBOUND_FREE_TAIL_POINTER_REGISTER_CPU_SIDE 0x1c64
+#define INBOUND_POST_HEAD_POINTER_REGISTER_CPU_SIDE 0x1c68
+#define INBOUND_POST_TAIL_POINTER_REGISTER_CPU_SIDE 0x1c6c
+#define OUTBOUND_FREE_HEAD_POINTER_REGISTER_CPU_SIDE 0x1c70
+#define OUTBOUND_FREE_TAIL_POINTER_REGISTER_CPU_SIDE 0x1c74
+#define OUTBOUND_POST_HEAD_POINTER_REGISTER_CPU_SIDE 0x1c78
+#define OUTBOUND_POST_TAIL_POINTER_REGISTER_CPU_SIDE 0x1c7c
+
+/*
+ * Register encodings
+ */
+#define GT_CPU_ENDIAN_SHF 12
+#define GT_CPU_ENDIAN_MSK (MSK(1) << GT_CPU_ENDIAN_SHF)
+#define GT_CPU_ENDIAN_BIT GT_CPU_ENDIAN_MSK
+#define GT_CPU_WR_SHF 16
+#define GT_CPU_WR_MSK (MSK(1) << GT_CPU_WR_SHF)
+#define GT_CPU_WR_BIT GT_CPU_WR_MSK
+#define GT_CPU_WR_DXDXDXDX 0
+#define GT_CPU_WR_DDDD 1
+
+
+#define GT_PCI_DCRM_SHF 21
+#define GT_PCI_LD_SHF 0
+#define GT_PCI_LD_MSK (MSK(15) << GT_PCI_LD_SHF)
+#define GT_PCI_HD_SHF 0
+#define GT_PCI_HD_MSK (MSK(7) << GT_PCI_HD_SHF)
+#define GT_PCI_REMAP_SHF 0
+#define GT_PCI_REMAP_MSK (MSK(11) << GT_PCI_REMAP_SHF)
+
+
+#define GT_CFGADDR_CFGEN_SHF 31
+#define GT_CFGADDR_CFGEN_MSK (MSK(1) << GT_CFGADDR_CFGEN_SHF)
+#define GT_CFGADDR_CFGEN_BIT GT_CFGADDR_CFGEN_MSK
+
+#define GT_CFGADDR_BUSNUM_SHF 16
+#define GT_CFGADDR_BUSNUM_MSK (MSK(8) << GT_CFGADDR_BUSNUM_SHF)
+
+#define GT_CFGADDR_DEVNUM_SHF 11
+#define GT_CFGADDR_DEVNUM_MSK (MSK(5) << GT_CFGADDR_DEVNUM_SHF)
+
+#define GT_CFGADDR_FUNCNUM_SHF 8
+#define GT_CFGADDR_FUNCNUM_MSK (MSK(3) << GT_CFGADDR_FUNCNUM_SHF)
+
+#define GT_CFGADDR_REGNUM_SHF 2
+#define GT_CFGADDR_REGNUM_MSK (MSK(6) << GT_CFGADDR_REGNUM_SHF)
+
+
+#define GT_SDRAM_BM_ORDER_SHF 2
+#define GT_SDRAM_BM_ORDER_MSK (MSK(1) << GT_SDRAM_BM_ORDER_SHF)
+#define GT_SDRAM_BM_ORDER_BIT GT_SDRAM_BM_ORDER_MSK
+#define GT_SDRAM_BM_ORDER_SUB 1
+#define GT_SDRAM_BM_ORDER_LIN 0
+
+#define GT_SDRAM_BM_RSVD_ALL1 0xffb
+
+
+#define GT_SDRAM_ADDRDECODE_ADDR_SHF 0
+#define GT_SDRAM_ADDRDECODE_ADDR_MSK (MSK(3) << GT_SDRAM_ADDRDECODE_ADDR_SHF)
+#define GT_SDRAM_ADDRDECODE_ADDR_0 0
+#define GT_SDRAM_ADDRDECODE_ADDR_1 1
+#define GT_SDRAM_ADDRDECODE_ADDR_2 2
+#define GT_SDRAM_ADDRDECODE_ADDR_3 3
+#define GT_SDRAM_ADDRDECODE_ADDR_4 4
+#define GT_SDRAM_ADDRDECODE_ADDR_5 5
+#define GT_SDRAM_ADDRDECODE_ADDR_6 6
+#define GT_SDRAM_ADDRDECODE_ADDR_7 7
+
+
+#define GT_SDRAM_B0_CASLAT_SHF 0
+#define GT_SDRAM_B0_CASLAT_MSK (MSK(2) << GT_SDRAM_B0__SHF)
+#define GT_SDRAM_B0_CASLAT_2 1
+#define GT_SDRAM_B0_CASLAT_3 2
+
+#define GT_SDRAM_B0_FTDIS_SHF 2
+#define GT_SDRAM_B0_FTDIS_MSK (MSK(1) << GT_SDRAM_B0_FTDIS_SHF)
+#define GT_SDRAM_B0_FTDIS_BIT GT_SDRAM_B0_FTDIS_MSK
+
+#define GT_SDRAM_B0_SRASPRCHG_SHF 3
+#define GT_SDRAM_B0_SRASPRCHG_MSK (MSK(1) << GT_SDRAM_B0_SRASPRCHG_SHF)
+#define GT_SDRAM_B0_SRASPRCHG_BIT GT_SDRAM_B0_SRASPRCHG_MSK
+#define GT_SDRAM_B0_SRASPRCHG_2 0
+#define GT_SDRAM_B0_SRASPRCHG_3 1
+
+#define GT_SDRAM_B0_B0COMPAB_SHF 4
+#define GT_SDRAM_B0_B0COMPAB_MSK (MSK(1) << GT_SDRAM_B0_B0COMPAB_SHF)
+#define GT_SDRAM_B0_B0COMPAB_BIT GT_SDRAM_B0_B0COMPAB_MSK
+
+#define GT_SDRAM_B0_64BITINT_SHF 5
+#define GT_SDRAM_B0_64BITINT_MSK (MSK(1) << GT_SDRAM_B0_64BITINT_SHF)
+#define GT_SDRAM_B0_64BITINT_BIT GT_SDRAM_B0_64BITINT_MSK
+#define GT_SDRAM_B0_64BITINT_2 0
+#define GT_SDRAM_B0_64BITINT_4 1
+
+#define GT_SDRAM_B0_BW_SHF 6
+#define GT_SDRAM_B0_BW_MSK (MSK(1) << GT_SDRAM_B0_BW_SHF)
+#define GT_SDRAM_B0_BW_BIT GT_SDRAM_B0_BW_MSK
+#define GT_SDRAM_B0_BW_32 0
+#define GT_SDRAM_B0_BW_64 1
+
+#define GT_SDRAM_B0_BLODD_SHF 7
+#define GT_SDRAM_B0_BLODD_MSK (MSK(1) << GT_SDRAM_B0_BLODD_SHF)
+#define GT_SDRAM_B0_BLODD_BIT GT_SDRAM_B0_BLODD_MSK
+
+#define GT_SDRAM_B0_PAR_SHF 8
+#define GT_SDRAM_B0_PAR_MSK (MSK(1) << GT_SDRAM_B0_PAR_SHF)
+#define GT_SDRAM_B0_PAR_BIT GT_SDRAM_B0_PAR_MSK
+
+#define GT_SDRAM_B0_BYPASS_SHF 9
+#define GT_SDRAM_B0_BYPASS_MSK (MSK(1) << GT_SDRAM_B0_BYPASS_SHF)
+#define GT_SDRAM_B0_BYPASS_BIT GT_SDRAM_B0_BYPASS_MSK
+
+#define GT_SDRAM_B0_SRAS2SCAS_SHF 10
+#define GT_SDRAM_B0_SRAS2SCAS_MSK (MSK(1) << GT_SDRAM_B0_SRAS2SCAS_SHF)
+#define GT_SDRAM_B0_SRAS2SCAS_BIT GT_SDRAM_B0_SRAS2SCAS_MSK
+#define GT_SDRAM_B0_SRAS2SCAS_2 0
+#define GT_SDRAM_B0_SRAS2SCAS_3 1
+
+#define GT_SDRAM_B0_SIZE_SHF 11
+#define GT_SDRAM_B0_SIZE_MSK (MSK(1) << GT_SDRAM_B0_SIZE_SHF)
+#define GT_SDRAM_B0_SIZE_BIT GT_SDRAM_B0_SIZE_MSK
+#define GT_SDRAM_B0_SIZE_16M 0
+#define GT_SDRAM_B0_SIZE_64M 1
+
+#define GT_SDRAM_B0_EXTPAR_SHF 12
+#define GT_SDRAM_B0_EXTPAR_MSK (MSK(1) << GT_SDRAM_B0_EXTPAR_SHF)
+#define GT_SDRAM_B0_EXTPAR_BIT GT_SDRAM_B0_EXTPAR_MSK
+
+#define GT_SDRAM_B0_BLEN_SHF 13
+#define GT_SDRAM_B0_BLEN_MSK (MSK(1) << GT_SDRAM_B0_BLEN_SHF)
+#define GT_SDRAM_B0_BLEN_BIT GT_SDRAM_B0_BLEN_MSK
+#define GT_SDRAM_B0_BLEN_8 0
+#define GT_SDRAM_B0_BLEN_4 1
+
+
+#define GT_SDRAM_CFG_REFINT_SHF 0
+#define GT_SDRAM_CFG_REFINT_MSK (MSK(14) << GT_SDRAM_CFG_REFINT_SHF)
+
+#define GT_SDRAM_CFG_NINTERLEAVE_SHF 14
+#define GT_SDRAM_CFG_NINTERLEAVE_MSK (MSK(1) << GT_SDRAM_CFG_NINTERLEAVE_SHF)
+#define GT_SDRAM_CFG_NINTERLEAVE_BIT GT_SDRAM_CFG_NINTERLEAVE_MSK
+
+#define GT_SDRAM_CFG_RMW_SHF 15
+#define GT_SDRAM_CFG_RMW_MSK (MSK(1) << GT_SDRAM_CFG_RMW_SHF)
+#define GT_SDRAM_CFG_RMW_BIT GT_SDRAM_CFG_RMW_MSK
+
+#define GT_SDRAM_CFG_NONSTAGREF_SHF 16
+#define GT_SDRAM_CFG_NONSTAGREF_MSK (MSK(1) << GT_SDRAM_CFG_NONSTAGREF_SHF)
+#define GT_SDRAM_CFG_NONSTAGREF_BIT GT_SDRAM_CFG_NONSTAGREF_MSK
+
+#define GT_SDRAM_CFG_DUPCNTL_SHF 19
+#define GT_SDRAM_CFG_DUPCNTL_MSK (MSK(1) << GT_SDRAM_CFG_DUPCNTL_SHF)
+#define GT_SDRAM_CFG_DUPCNTL_BIT GT_SDRAM_CFG_DUPCNTL_MSK
+
+#define GT_SDRAM_CFG_DUPBA_SHF 20
+#define GT_SDRAM_CFG_DUPBA_MSK (MSK(1) << GT_SDRAM_CFG_DUPBA_SHF)
+#define GT_SDRAM_CFG_DUPBA_BIT GT_SDRAM_CFG_DUPBA_MSK
+
+#define GT_SDRAM_CFG_DUPEOT0_SHF 21
+#define GT_SDRAM_CFG_DUPEOT0_MSK (MSK(1) << GT_SDRAM_CFG_DUPEOT0_SHF)
+#define GT_SDRAM_CFG_DUPEOT0_BIT GT_SDRAM_CFG_DUPEOT0_MSK
+
+#define GT_SDRAM_CFG_DUPEOT1_SHF 22
+#define GT_SDRAM_CFG_DUPEOT1_MSK (MSK(1) << GT_SDRAM_CFG_DUPEOT1_SHF)
+#define GT_SDRAM_CFG_DUPEOT1_BIT GT_SDRAM_CFG_DUPEOT1_MSK
+
+#define GT_SDRAM_OPMODE_OP_SHF 0
+#define GT_SDRAM_OPMODE_OP_MSK (MSK(3) << GT_SDRAM_OPMODE_OP_SHF)
+#define GT_SDRAM_OPMODE_OP_NORMAL 0
+#define GT_SDRAM_OPMODE_OP_NOP 1
+#define GT_SDRAM_OPMODE_OP_PRCHG 2
+#define GT_SDRAM_OPMODE_OP_MODE 3
+#define GT_SDRAM_OPMODE_OP_CBR 4
+
+#define GT_TC_CONTROL_ENTC0_SHF 0
+#define GT_TC_CONTROL_ENTC0_MSK (MSK(1) << GT_TC_CONTROL_ENTC0_SHF)
+#define GT_TC_CONTROL_ENTC0_BIT GT_TC_CONTROL_ENTC0_MSK
+#define GT_TC_CONTROL_SELTC0_SHF 1
+#define GT_TC_CONTROL_SELTC0_MSK (MSK(1) << GT_TC_CONTROL_SELTC0_SHF)
+#define GT_TC_CONTROL_SELTC0_BIT GT_TC_CONTROL_SELTC0_MSK
+
+
+#define GT_PCI0_BARE_SWSCS3BOOTDIS_SHF 0
+#define GT_PCI0_BARE_SWSCS3BOOTDIS_MSK \
+ (MSK(1) << GT_PCI0_BARE_SWSCS3BOOTDIS_SHF)
+#define GT_PCI0_BARE_SWSCS3BOOTDIS_BIT GT_PCI0_BARE_SWSCS3BOOTDIS_MSK
+
+#define GT_PCI0_BARE_SWSCS32DIS_SHF 1
+#define GT_PCI0_BARE_SWSCS32DIS_MSK (MSK(1) << GT_PCI0_BARE_SWSCS32DIS_SHF)
+#define GT_PCI0_BARE_SWSCS32DIS_BIT GT_PCI0_BARE_SWSCS32DIS_MSK
+
+#define GT_PCI0_BARE_SWSCS10DIS_SHF 2
+#define GT_PCI0_BARE_SWSCS10DIS_MSK (MSK(1) << GT_PCI0_BARE_SWSCS10DIS_SHF)
+#define GT_PCI0_BARE_SWSCS10DIS_BIT GT_PCI0_BARE_SWSCS10DIS_MSK
+
+#define GT_PCI0_BARE_INTIODIS_SHF 3
+#define GT_PCI0_BARE_INTIODIS_MSK (MSK(1) << GT_PCI0_BARE_INTIODIS_SHF)
+#define GT_PCI0_BARE_INTIODIS_BIT GT_PCI0_BARE_INTIODIS_MSK
+
+#define GT_PCI0_BARE_INTMEMDIS_SHF 4
+#define GT_PCI0_BARE_INTMEMDIS_MSK (MSK(1) << GT_PCI0_BARE_INTMEMDIS_SHF)
+#define GT_PCI0_BARE_INTMEMDIS_BIT GT_PCI0_BARE_INTMEMDIS_MSK
+
+#define GT_PCI0_BARE_CS3BOOTDIS_SHF 5
+#define GT_PCI0_BARE_CS3BOOTDIS_MSK (MSK(1) << GT_PCI0_BARE_CS3BOOTDIS_SHF)
+#define GT_PCI0_BARE_CS3BOOTDIS_BIT GT_PCI0_BARE_CS3BOOTDIS_MSK
+
+#define GT_PCI0_BARE_CS20DIS_SHF 6
+#define GT_PCI0_BARE_CS20DIS_MSK (MSK(1) << GT_PCI0_BARE_CS20DIS_SHF)
+#define GT_PCI0_BARE_CS20DIS_BIT GT_PCI0_BARE_CS20DIS_MSK
+
+#define GT_PCI0_BARE_SCS32DIS_SHF 7
+#define GT_PCI0_BARE_SCS32DIS_MSK (MSK(1) << GT_PCI0_BARE_SCS32DIS_SHF)
+#define GT_PCI0_BARE_SCS32DIS_BIT GT_PCI0_BARE_SCS32DIS_MSK
+
+#define GT_PCI0_BARE_SCS10DIS_SHF 8
+#define GT_PCI0_BARE_SCS10DIS_MSK (MSK(1) << GT_PCI0_BARE_SCS10DIS_SHF)
+#define GT_PCI0_BARE_SCS10DIS_BIT GT_PCI0_BARE_SCS10DIS_MSK
+
+
+#define GT_INTRCAUSE_MASABORT0_SHF 18
+#define GT_INTRCAUSE_MASABORT0_MSK (MSK(1) << GT_INTRCAUSE_MASABORT0_SHF)
+#define GT_INTRCAUSE_MASABORT0_BIT GT_INTRCAUSE_MASABORT0_MSK
+
+#define GT_INTRCAUSE_TARABORT0_SHF 19
+#define GT_INTRCAUSE_TARABORT0_MSK (MSK(1) << GT_INTRCAUSE_TARABORT0_SHF)
+#define GT_INTRCAUSE_TARABORT0_BIT GT_INTRCAUSE_TARABORT0_MSK
+
+
+#define GT_PCI0_CFGADDR_REGNUM_SHF 2
+#define GT_PCI0_CFGADDR_REGNUM_MSK (MSK(6) << GT_PCI0_CFGADDR_REGNUM_SHF)
+#define GT_PCI0_CFGADDR_FUNCTNUM_SHF 8
+#define GT_PCI0_CFGADDR_FUNCTNUM_MSK (MSK(3) << GT_PCI0_CFGADDR_FUNCTNUM_SHF)
+#define GT_PCI0_CFGADDR_DEVNUM_SHF 11
+#define GT_PCI0_CFGADDR_DEVNUM_MSK (MSK(5) << GT_PCI0_CFGADDR_DEVNUM_SHF)
+#define GT_PCI0_CFGADDR_BUSNUM_SHF 16
+#define GT_PCI0_CFGADDR_BUSNUM_MSK (MSK(8) << GT_PCI0_CFGADDR_BUSNUM_SHF)
+#define GT_PCI0_CFGADDR_CONFIGEN_SHF 31
+#define GT_PCI0_CFGADDR_CONFIGEN_MSK (MSK(1) << GT_PCI0_CFGADDR_CONFIGEN_SHF)
+#define GT_PCI0_CFGADDR_CONFIGEN_BIT GT_PCI0_CFGADDR_CONFIGEN_MSK
+
+#define GT_PCI0_CMD_MBYTESWAP_SHF 0
+#define GT_PCI0_CMD_MBYTESWAP_MSK (MSK(1) << GT_PCI0_CMD_MBYTESWAP_SHF)
+#define GT_PCI0_CMD_MBYTESWAP_BIT GT_PCI0_CMD_MBYTESWAP_MSK
+#define GT_PCI0_CMD_MWORDSWAP_SHF 10
+#define GT_PCI0_CMD_MWORDSWAP_MSK (MSK(1) << GT_PCI0_CMD_MWORDSWAP_SHF)
+#define GT_PCI0_CMD_MWORDSWAP_BIT GT_PCI0_CMD_MWORDSWAP_MSK
+#define GT_PCI0_CMD_SBYTESWAP_SHF 16
+#define GT_PCI0_CMD_SBYTESWAP_MSK (MSK(1) << GT_PCI0_CMD_SBYTESWAP_SHF)
+#define GT_PCI0_CMD_SBYTESWAP_BIT GT_PCI0_CMD_SBYTESWAP_MSK
+#define GT_PCI0_CMD_SWORDSWAP_SHF 11
+#define GT_PCI0_CMD_SWORDSWAP_MSK (MSK(1) << GT_PCI0_CMD_SWORDSWAP_SHF)
+#define GT_PCI0_CMD_SWORDSWAP_BIT GT_PCI0_CMD_SWORDSWAP_MSK
+
+#define GT_INTR_T0EXP_SHF 8
+#define GT_INTR_T0EXP_MSK (MSK(1) << GT_INTR_T0EXP_SHF)
+#define GT_INTR_T0EXP_BIT GT_INTR_T0EXP_MSK
+#define GT_INTR_RETRYCTR0_SHF 20
+#define GT_INTR_RETRYCTR0_MSK (MSK(1) << GT_INTR_RETRYCTR0_SHF)
+#define GT_INTR_RETRYCTR0_BIT GT_INTR_RETRYCTR0_MSK
+
+/*
+ * Misc
+ */
+#define GT_DEF_PCI0_IO_BASE 0x10000000
+#define GT_DEF_PCI0_IO_SIZE 0x02000000
+#define GT_DEF_PCI0_MEM0_BASE 0x12000000
+#define GT_DEF_PCI0_MEM0_SIZE 0x02000000
+#define GT_DEF_BASE 0x14000000
+
+#define GT_MAX_BANKSIZE (256 * 1024 * 1024) /* Max 256MB bank */
+#define GT_LATTIM_MIN 6 /* Minimum lat */
+
+#endif /* _ASM_GT64120_H */
diff --git a/include/pci_gt64120.h b/include/pci_gt64120.h
new file mode 100644
index 0000000..b6d58d8
--- /dev/null
+++ b/include/pci_gt64120.h
@@ -0,0 +1,19 @@
+/*
+ * Copyright (C) 2013 Gabor Juhos <juhosg@openwrt.org>
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 as published
+ * by the Free Software Foundation.
+ */
+
+#ifndef _PCI_GT64120_H
+#define _PCI_GT64120_H
+
+void gt64120_pci_init(void *regs, unsigned long sys_bus, unsigned long sys_phys,
+ unsigned long sys_size, unsigned long mem_bus,
+ unsigned long mem_phys, unsigned long mem_size,
+ unsigned long io_bus, unsigned long io_phys,
+ unsigned long io_size);
+
+
+#endif /* _PCI_GT64120_H */