diff options
Diffstat (limited to 'src/mainboard/tyan/s4880/resourcemap.c')
| -rw-r--r-- | src/mainboard/tyan/s4880/resourcemap.c | 264 |
1 files changed, 264 insertions, 0 deletions
diff --git a/src/mainboard/tyan/s4880/resourcemap.c b/src/mainboard/tyan/s4880/resourcemap.c new file mode 100644 index 0000000000..d9315a026a --- /dev/null +++ b/src/mainboard/tyan/s4880/resourcemap.c @@ -0,0 +1,264 @@ +/* + * Tyan S4880 needs a different resource map + * + */ + +static void setup_s4880_resource_map(void) +{ + static const unsigned int register_values[] = { + /* Careful set limit registers before base registers which contain the enables */ + /* DRAM Limit i Registers + * F1:0x44 i = 0 + * F1:0x4C i = 1 + * F1:0x54 i = 2 + * F1:0x5C i = 3 + * F1:0x64 i = 4 + * F1:0x6C i = 5 + * F1:0x74 i = 6 + * F1:0x7C i = 7 + * [ 2: 0] Destination Node ID + * 000 = Node 0 + * 001 = Node 1 + * 010 = Node 2 + * 011 = Node 3 + * 100 = Node 4 + * 101 = Node 5 + * 110 = Node 6 + * 111 = Node 7 + * [ 7: 3] Reserved + * [10: 8] Interleave select + * specifies the values of A[14:12] to use with interleave enable. + * [15:11] Reserved + * [31:16] DRAM Limit Address i Bits 39-24 + * This field defines the upper address bits of a 40 bit address + * that define the end of the DRAM region. + */ + PCI_ADDR(0, 0x18, 1, 0x44), 0x0000f8f8, 0x00000000, + PCI_ADDR(0, 0x18, 1, 0x4C), 0x0000f8f8, 0x00000001, + PCI_ADDR(0, 0x18, 1, 0x54), 0x0000f8f8, 0x00000002, + PCI_ADDR(0, 0x18, 1, 0x5C), 0x0000f8f8, 0x00000003, + PCI_ADDR(0, 0x18, 1, 0x64), 0x0000f8f8, 0x00000004, + PCI_ADDR(0, 0x18, 1, 0x6C), 0x0000f8f8, 0x00000005, + PCI_ADDR(0, 0x18, 1, 0x74), 0x0000f8f8, 0x00000006, + PCI_ADDR(0, 0x18, 1, 0x7C), 0x0000f8f8, 0x00000007, + /* DRAM Base i Registers + * F1:0x40 i = 0 + * F1:0x48 i = 1 + * F1:0x50 i = 2 + * F1:0x58 i = 3 + * F1:0x60 i = 4 + * F1:0x68 i = 5 + * F1:0x70 i = 6 + * F1:0x78 i = 7 + * [ 0: 0] Read Enable + * 0 = Reads Disabled + * 1 = Reads Enabled + * [ 1: 1] Write Enable + * 0 = Writes Disabled + * 1 = Writes Enabled + * [ 7: 2] Reserved + * [10: 8] Interleave Enable + * 000 = No interleave + * 001 = Interleave on A[12] (2 nodes) + * 010 = reserved + * 011 = Interleave on A[12] and A[14] (4 nodes) + * 100 = reserved + * 101 = reserved + * 110 = reserved + * 111 = Interleve on A[12] and A[13] and A[14] (8 nodes) + * [15:11] Reserved + * [13:16] DRAM Base Address i Bits 39-24 + * This field defines the upper address bits of a 40-bit address + * that define the start of the DRAM region. + */ + PCI_ADDR(0, 0x18, 1, 0x40), 0x0000f8fc, 0x00000000, + PCI_ADDR(0, 0x18, 1, 0x48), 0x0000f8fc, 0x00000000, + PCI_ADDR(0, 0x18, 1, 0x50), 0x0000f8fc, 0x00000000, + PCI_ADDR(0, 0x18, 1, 0x58), 0x0000f8fc, 0x00000000, + PCI_ADDR(0, 0x18, 1, 0x60), 0x0000f8fc, 0x00000000, + PCI_ADDR(0, 0x18, 1, 0x68), 0x0000f8fc, 0x00000000, + PCI_ADDR(0, 0x18, 1, 0x70), 0x0000f8fc, 0x00000000, + PCI_ADDR(0, 0x18, 1, 0x78), 0x0000f8fc, 0x00000000, + + /* Memory-Mapped I/O Limit i Registers + * F1:0x84 i = 0 + * F1:0x8C i = 1 + * F1:0x94 i = 2 + * F1:0x9C i = 3 + * F1:0xA4 i = 4 + * F1:0xAC i = 5 + * F1:0xB4 i = 6 + * F1:0xBC i = 7 + * [ 2: 0] Destination Node ID + * 000 = Node 0 + * 001 = Node 1 + * 010 = Node 2 + * 011 = Node 3 + * 100 = Node 4 + * 101 = Node 5 + * 110 = Node 6 + * 111 = Node 7 + * [ 3: 3] Reserved + * [ 5: 4] Destination Link ID + * 00 = Link 0 + * 01 = Link 1 + * 10 = Link 2 + * 11 = Reserved + * [ 6: 6] Reserved + * [ 7: 7] Non-Posted + * 0 = CPU writes may be posted + * 1 = CPU writes must be non-posted + * [31: 8] Memory-Mapped I/O Limit Address i (39-16) + * This field defines the upp adddress bits of a 40-bit address that + * defines the end of a memory-mapped I/O region n + */ + PCI_ADDR(0, 0x18, 1, 0x84), 0x00000048, 0x00000000, + PCI_ADDR(0, 0x18, 1, 0x8C), 0x00000048, 0x00000000, + PCI_ADDR(0, 0x18, 1, 0x94), 0x00000048, 0x00000000, + PCI_ADDR(0, 0x18, 1, 0x9C), 0x00000048, 0x00000000, + PCI_ADDR(0, 0x18, 1, 0xA4), 0x00000048, 0x00000000, + PCI_ADDR(0, 0x18, 1, 0xAC), 0x00000048, 0x00000000, + PCI_ADDR(0, 0x18, 1, 0xB4), 0x00000048, 0x00000000, + PCI_ADDR(0, 0x18, 1, 0xBC), 0x00000048, 0x00ffff20, + + /* Memory-Mapped I/O Base i Registers + * F1:0x80 i = 0 + * F1:0x88 i = 1 + * F1:0x90 i = 2 + * F1:0x98 i = 3 + * F1:0xA0 i = 4 + * F1:0xA8 i = 5 + * F1:0xB0 i = 6 + * F1:0xB8 i = 7 + * [ 0: 0] Read Enable + * 0 = Reads disabled + * 1 = Reads Enabled + * [ 1: 1] Write Enable + * 0 = Writes disabled + * 1 = Writes Enabled + * [ 2: 2] Cpu Disable + * 0 = Cpu can use this I/O range + * 1 = Cpu requests do not use this I/O range + * [ 3: 3] Lock + * 0 = base/limit registers i are read/write + * 1 = base/limit registers i are read-only + * [ 7: 4] Reserved + * [31: 8] Memory-Mapped I/O Base Address i (39-16) + * This field defines the upper address bits of a 40bit address + * that defines the start of memory-mapped I/O region i + */ + PCI_ADDR(0, 0x18, 1, 0x80), 0x000000f0, 0x00000000, + PCI_ADDR(0, 0x18, 1, 0x88), 0x000000f0, 0x00000000, + PCI_ADDR(0, 0x18, 1, 0x90), 0x000000f0, 0x00000000, + PCI_ADDR(0, 0x18, 1, 0x98), 0x000000f0, 0x00000000, + PCI_ADDR(0, 0x18, 1, 0xA0), 0x000000f0, 0x00000000, + PCI_ADDR(0, 0x18, 1, 0xA8), 0x000000f0, 0x00000000, + PCI_ADDR(0, 0x18, 1, 0xB0), 0x000000f0, 0x00000000, + PCI_ADDR(0, 0x18, 1, 0xB8), 0x000000f0, 0x00fc0003, + + /* PCI I/O Limit i Registers + * F1:0xC4 i = 0 + * F1:0xCC i = 1 + * F1:0xD4 i = 2 + * F1:0xDC i = 3 + * [ 2: 0] Destination Node ID + * 000 = Node 0 + * 001 = Node 1 + * 010 = Node 2 + * 011 = Node 3 + * 100 = Node 4 + * 101 = Node 5 + * 110 = Node 6 + * 111 = Node 7 + * [ 3: 3] Reserved + * [ 5: 4] Destination Link ID + * 00 = Link 0 + * 01 = Link 1 + * 10 = Link 2 + * 11 = reserved + * [11: 6] Reserved + * [24:12] PCI I/O Limit Address i + * This field defines the end of PCI I/O region n + * [31:25] Reserved + */ + PCI_ADDR(0, 0x18, 1, 0xC4), 0xFE000FC8, 0x01fff020, + PCI_ADDR(0, 0x18, 1, 0xCC), 0xFE000FC8, 0x00000000, + PCI_ADDR(0, 0x18, 1, 0xD4), 0xFE000FC8, 0x00000000, + PCI_ADDR(0, 0x18, 1, 0xDC), 0xFE000FC8, 0x00000000, + + /* PCI I/O Base i Registers + * F1:0xC0 i = 0 + * F1:0xC8 i = 1 + * F1:0xD0 i = 2 + * F1:0xD8 i = 3 + * [ 0: 0] Read Enable + * 0 = Reads Disabled + * 1 = Reads Enabled + * [ 1: 1] Write Enable + * 0 = Writes Disabled + * 1 = Writes Enabled + * [ 3: 2] Reserved + * [ 4: 4] VGA Enable + * 0 = VGA matches Disabled + * 1 = matches all address < 64K and where A[9:0] is in the + * range 3B0-3BB or 3C0-3DF independen of the base & limit registers + * [ 5: 5] ISA Enable + * 0 = ISA matches Disabled + * 1 = Blocks address < 64K and in the last 768 bytes of eack 1K block + * from matching agains this base/limit pair + * [11: 6] Reserved + * [24:12] PCI I/O Base i + * This field defines the start of PCI I/O region n + * [31:25] Reserved + */ + PCI_ADDR(0, 0x18, 1, 0xC0), 0xFE000FCC, 0x00000003, + PCI_ADDR(0, 0x18, 1, 0xC8), 0xFE000FCC, 0x00000000, + PCI_ADDR(0, 0x18, 1, 0xD0), 0xFE000FCC, 0x00000000, + PCI_ADDR(0, 0x18, 1, 0xD8), 0xFE000FCC, 0x00000000, + + /* Config Base and Limit i Registers + * F1:0xE0 i = 0 + * F1:0xE4 i = 1 + * F1:0xE8 i = 2 + * F1:0xEC i = 3 + * [ 0: 0] Read Enable + * 0 = Reads Disabled + * 1 = Reads Enabled + * [ 1: 1] Write Enable + * 0 = Writes Disabled + * 1 = Writes Enabled + * [ 2: 2] Device Number Compare Enable + * 0 = The ranges are based on bus number + * 1 = The ranges are ranges of devices on bus 0 + * [ 3: 3] Reserved + * [ 6: 4] Destination Node + * 000 = Node 0 + * 001 = Node 1 + * 010 = Node 2 + * 011 = Node 3 + * 100 = Node 4 + * 101 = Node 5 + * 110 = Node 6 + * 111 = Node 7 + * [ 7: 7] Reserved + * [ 9: 8] Destination Link + * 00 = Link 0 + * 01 = Link 1 + * 10 = Link 2 + * 11 - Reserved + * [15:10] Reserved + * [23:16] Bus Number Base i + * This field defines the lowest bus number in configuration region i + * [31:24] Bus Number Limit i + * This field defines the highest bus number in configuration regin i + */ +// PCI_ADDR(0, 0x18, 1, 0xE0), 0x0000FC88, 0xff000203, + PCI_ADDR(0, 0x18, 1, 0xE4), 0x0000FC88, 0x00000000, + PCI_ADDR(0, 0x18, 1, 0xE8), 0x0000FC88, 0x00000000, + PCI_ADDR(0, 0x18, 1, 0xEC), 0x0000FC88, 0x00000000, + }; + int max; + max = sizeof(register_values)/sizeof(register_values[0]); + setup_resource_map(register_values, max); +} + |