diff options
author | Arthur Heymans <arthur@aheymans.xyz> | 2017-03-09 01:58:24 +0100 |
---|---|---|
committer | Nico Huber <nico.h@gmx.de> | 2017-03-21 20:11:15 +0100 |
commit | 70a1dda927951e3d3a163ee899f25420f78b56c1 (patch) | |
tree | c8d9fd3e604526c405d462579654a2901ff40cd1 /src/northbridge/intel/x4x/raminit_ddr2.c | |
parent | 98adaf5989845f7859054f5cee2cf1f4e0392640 (diff) |
nb/intel/x4x: Fix issues found by checkpatch.pl
Change-Id: Ie22b8bd5420f8c33df1866410af42ef41ad38362
Signed-off-by: Arthur Heymans <arthur@aheymans.xyz>
Reviewed-on: https://review.coreboot.org/18694
Tested-by: build bot (Jenkins)
Reviewed-by: Nico Huber <nico.h@gmx.de>
Diffstat (limited to 'src/northbridge/intel/x4x/raminit_ddr2.c')
-rw-r--r-- | src/northbridge/intel/x4x/raminit_ddr2.c | 383 |
1 files changed, 186 insertions, 197 deletions
diff --git a/src/northbridge/intel/x4x/raminit_ddr2.c b/src/northbridge/intel/x4x/raminit_ddr2.c index 9c414e28a6..e8bb01196e 100644 --- a/src/northbridge/intel/x4x/raminit_ddr2.c +++ b/src/northbridge/intel/x4x/raminit_ddr2.c @@ -61,8 +61,8 @@ static u8 msbpos(u32 val) } asm ("bsrl %1, %0" - :"=r"(pos) - :"r"(val) + : "=r"(pos) + : "r"(val) ); return (u8)(pos & 0xff); @@ -329,13 +329,12 @@ static void launch_ddr2(struct sysinfo *s) u32 launch2 = 0; u32 launch3 = 0; - if (s->selected_timings.CAS == 5) { + if (s->selected_timings.CAS == 5) launch2 = 0x00220201; - } else if (s->selected_timings.CAS == 6) { + else if (s->selected_timings.CAS == 6) launch2 = 0x00230302; - } else { + else die("Unsupported CAS\n"); - } FOR_EACH_POPULATED_CHANNEL(s->dimms, i) { MCHBAR32(0x400*i + 0x220) = launch1; @@ -571,13 +570,13 @@ static void timings_ddr2(struct sysinfo *s) twl = s->selected_timings.CAS - 1; FOR_EACH_POPULATED_DIMM(s->dimms, i) { - if (s->dimms[i].banks == 1) { // 8 banks + if (s->dimms[i].banks == 1) { + /* 8 banks */ trpmod = 1; bankmod = 0; } - if (s->dimms[i].page_size == 2048) { + if (s->dimms[i].page_size == 2048) pagemod = 1; - } } FOR_EACH_POPULATED_CHANNEL(s->dimms, i) { @@ -606,32 +605,28 @@ static void timings_ddr2(struct sysinfo *s) default: case MEM_CLOCK_667MHz: if (reg8) { - if (pagemod) { + if (pagemod) reg32 |= 16 << 22; - } else { + else reg32 |= 12 << 22; - } } else { - if (pagemod) { + if (pagemod) reg32 |= 18 << 22; - } else { + else reg32 |= 14 << 22; - } } break; case MEM_CLOCK_800MHz: if (reg8) { - if (pagemod) { + if (pagemod) reg32 |= 18 << 22; - } else { + else reg32 |= 14 << 22; - } } else { - if (pagemod) { + if (pagemod) reg32 |= 20 << 22; - } else { + else reg32 |= 16 << 22; - } } break; } @@ -678,18 +673,17 @@ static void timings_ddr2(struct sysinfo *s) MCHBAR32(0x400*i + 0x248) = (MCHBAR32(0x400*i + 0x248) & ~0x0f001f00) | reg32; - if (twl > 2) { + if (twl > 2) flag1 = 1; - } - if (s->selected_timings.mem_clk >= MEM_CLOCK_800MHz) { + + if (s->selected_timings.mem_clk >= MEM_CLOCK_800MHz) flag2 = 1; - } + reg16 = (u8)(twl - 1 - flag1 - flag2); reg16 |= reg16 << 4; if (s->selected_timings.mem_clk == MEM_CLOCK_1333MHz) { - if (reg16) { + if (reg16) reg16--; - } } reg16 |= flag1 << 8; reg16 |= flag2 << 9; @@ -708,11 +702,10 @@ static void timings_ddr2(struct sysinfo *s) reg16 = 0x99; break; case MEM_CLOCK_800MHz: - if (s->selected_timings.CAS == 5) { + if (s->selected_timings.CAS == 5) reg16 = 0x19a; - } else if (s->selected_timings.CAS == 6) { + else if (s->selected_timings.CAS == 6) reg16 = 0x9a; - } break; } reg16 &= 0x7; @@ -807,9 +800,11 @@ static void dll_ddr2(struct sysinfo *s) MCHBAR16(0x400*i + 0x59c) = MCHBAR16(0x400*i + 0x59c) & ~0x3000; reg32 = 0; - FOR_EACH_RANK_IN_CHANNEL(r) if (!RANK_IS_POPULATED(s->dimms, i, r)) { - reg32 |= 0x111 << r; + FOR_EACH_RANK_IN_CHANNEL(r) { + if (!RANK_IS_POPULATED(s->dimms, i, r)) + reg32 |= 0x111 << r; } + MCHBAR32(0x400*i + 0x59c) = (MCHBAR32(0x400*i + 0x59c) & ~0xfff) | reg32; MCHBAR8(0x400*i + 0x594) = MCHBAR8(0x400*i + 0x594) & ~1; @@ -845,56 +840,56 @@ static void dll_ddr2(struct sysinfo *s) u8 dll_setting_667[23][5] = { // tap pi db delay - {13, 0, 1,0, 0}, - {4, 1, 0,0, 0}, - {13, 0, 1,0, 0}, - {4, 5, 0,0, 0}, - {4, 1, 0,0, 0}, - {4, 1, 0,0, 0}, - {4, 1, 0,0, 0}, - {1, 5, 1,1, 1}, - {1, 6, 1,1, 1}, - {2, 0, 1,1, 1}, - {2, 1, 1,1, 1}, - {2, 1, 1,1, 1}, - {14, 6, 1,0, 0}, - {14, 3, 1,0, 0}, - {14, 0, 1,0, 0}, - {9, 0, 0,0, 1}, - {9, 1, 0,0, 1}, - {9, 2, 0,0, 1}, - {9, 2, 0,0, 1}, - {9, 1, 0,0, 1}, - {6, 4, 0,0, 1}, - {6, 2, 0,0, 1}, - {5, 4, 0,0, 1} + {13, 0, 1, 0, 0}, + {4, 1, 0, 0, 0}, + {13, 0, 1, 0, 0}, + {4, 5, 0, 0, 0}, + {4, 1, 0, 0, 0}, + {4, 1, 0, 0, 0}, + {4, 1, 0, 0, 0}, + {1, 5, 1, 1, 1}, + {1, 6, 1, 1, 1}, + {2, 0, 1, 1, 1}, + {2, 1, 1, 1, 1}, + {2, 1, 1, 1, 1}, + {14, 6, 1, 0, 0}, + {14, 3, 1, 0, 0}, + {14, 0, 1, 0, 0}, + {9, 0, 0, 0, 1}, + {9, 1, 0, 0, 1}, + {9, 2, 0, 0, 1}, + {9, 2, 0, 0, 1}, + {9, 1, 0, 0, 1}, + {6, 4, 0, 0, 1}, + {6, 2, 0, 0, 1}, + {5, 4, 0, 0, 1} }; u8 dll_setting_800[23][5] = { // tap pi db delay - {11, 5, 1,0, 0}, - {0, 5, 1,1, 0}, - {11, 5, 1,0, 0}, - {1, 4, 1,1, 0}, - {0, 5, 1,1, 0}, - {0, 5, 1,1, 0}, - {0, 5, 1,1, 0}, - {2, 5, 1,1, 1}, - {2, 6, 1,1, 1}, - {3, 0, 1,1, 1}, - {3, 0, 1,1, 1}, - {3, 3, 1,1, 1}, - {2, 0, 1,1, 1}, - {1, 3, 1,1, 1}, - {0, 3, 1,1, 1}, - {9, 3, 0,0, 1}, - {9, 4, 0,0, 1}, - {9, 5, 0,0, 1}, - {9, 6, 0,0, 1}, - {10, 0, 0,0, 1}, - {8, 1, 0,0, 1}, - {7, 5, 0,0, 1}, - {6, 2, 0,0, 1} + {11, 5, 1, 0, 0}, + {0, 5, 1, 1, 0}, + {11, 5, 1, 0, 0}, + {1, 4, 1, 1, 0}, + {0, 5, 1, 1, 0}, + {0, 5, 1, 1, 0}, + {0, 5, 1, 1, 0}, + {2, 5, 1, 1, 1}, + {2, 6, 1, 1, 1}, + {3, 0, 1, 1, 1}, + {3, 0, 1, 1, 1}, + {3, 3, 1, 1, 1}, + {2, 0, 1, 1, 1}, + {1, 3, 1, 1, 1}, + {0, 3, 1, 1, 1}, + {9, 3, 0, 0, 1}, + {9, 4, 0, 0, 1}, + {9, 5, 0, 0, 1}, + {9, 6, 0, 0, 1}, + {10, 0, 0, 0, 1}, + {8, 1, 0, 0, 1}, + {7, 5, 0, 0, 1}, + {6, 2, 0, 0, 1} }; FOR_EACH_POPULATED_CHANNEL(s->dimms, i) { @@ -931,7 +926,8 @@ static void dll_ddr2(struct sysinfo *s) for (i = 0; i < 16; i++) { MCHBAR8(0x1c8) = (MCHBAR8(0x1c8) & ~0x1f) | i; MCHBAR8(0x180) = MCHBAR8(0x180) | 0x10; - while (MCHBAR8(0x180) & 0x10); + while (MCHBAR8(0x180) & 0x10) + ; if (MCHBAR32(0x184) == 0xffffffff) { j++; if (j >= 2) @@ -951,7 +947,8 @@ static void dll_ddr2(struct sysinfo *s) for (; i < 16; i++) { MCHBAR8(0x1c8) = (MCHBAR8(0x1c8) & ~0x1f) | i; MCHBAR8(0x180) = MCHBAR8(0x180) | 0x4; - while (MCHBAR8(0x180) & 0x10); + while (MCHBAR8(0x180) & 0x10) + ; if (MCHBAR32(0x184) == 0) { i++; break; @@ -960,9 +957,10 @@ static void dll_ddr2(struct sysinfo *s) for (; i < 16; i++) { MCHBAR8(0x1c8) = (MCHBAR8(0x1c8) & ~0x1f) | i; MCHBAR8(0x180) = MCHBAR8(0x180) | 0x10; - while (MCHBAR8(0x180) & 0x10); + while (MCHBAR8(0x180) & 0x10) + ; if (MCHBAR32(0x184) == 0xffffffff) { - j++; + j++; if (j >= 2) break; } else { @@ -972,7 +970,8 @@ static void dll_ddr2(struct sysinfo *s) if (j < 2) { MCHBAR8(0x1c8) = MCHBAR8(0x1c8) & ~0x1f; MCHBAR8(0x180) = MCHBAR8(0x180) | 0x10; - while (MCHBAR8(0x180) & 0x10); + while (MCHBAR8(0x180) & 0x10) + ; j = 2; } } @@ -986,7 +985,7 @@ static void dll_ddr2(struct sysinfo *s) if (async != 1) { reg8 = MCHBAR8(0x188) & 0x1e; if (s->selected_timings.mem_clk == MEM_CLOCK_667MHz && - s->selected_timings.fsb_clk == FSB_CLOCK_800MHz) { + s->selected_timings.fsb_clk == FSB_CLOCK_800MHz) { clk = 0x10; } else if (s->selected_timings.mem_clk == MEM_CLOCK_800MHz) { clk = 0x10; @@ -1002,7 +1001,8 @@ static void dll_ddr2(struct sysinfo *s) i = (i + 10) % 14; MCHBAR8(0x1c8) = (MCHBAR8(0x1c8) & ~0x1f) | i; MCHBAR8(0x180) = MCHBAR8(0x180) | 0x10; - while (MCHBAR8(0x180) & 0x10); + while (MCHBAR8(0x180) & 0x10) + ; } reg8 = MCHBAR8(0x188) & ~1; @@ -1013,19 +1013,17 @@ static void dll_ddr2(struct sysinfo *s) reg8 |= 1; MCHBAR8(0x188) = reg8; - if (s->selected_timings.mem_clk == MEM_CLOCK_1333MHz) { + if (s->selected_timings.mem_clk == MEM_CLOCK_1333MHz) MCHBAR8(0x18c) = MCHBAR8(0x18c) | 1; - } // Program DQ/DQS dll settings reg32 = 0; FOR_EACH_POPULATED_CHANNEL(s->dimms, i) { for (lane = 0; lane < 8; lane++) { - if (s->selected_timings.mem_clk == MEM_CLOCK_667MHz) { + if (s->selected_timings.mem_clk == MEM_CLOCK_667MHz) reg32 = 0x06db7777; - } else if (s->selected_timings.mem_clk == MEM_CLOCK_800MHz) { + else if (s->selected_timings.mem_clk == MEM_CLOCK_800MHz) reg32 = 0x00007777; - } MCHBAR32(0x400*i + 0x540 + lane*4) = (MCHBAR32(0x400*i + 0x540 + lane*4) & 0x0fffffff) | reg32; @@ -1034,19 +1032,15 @@ static void dll_ddr2(struct sysinfo *s) FOR_EACH_POPULATED_CHANNEL(s->dimms, i) { if (s->selected_timings.mem_clk == MEM_CLOCK_667MHz) { - for (lane = 0; lane < 8; lane++) { + for (lane = 0; lane < 8; lane++) dqsset(i, lane, &dll_setting_667[DQS1+lane][0]); - } - for (lane = 0; lane < 8; lane++) { + for (lane = 0; lane < 8; lane++) dqset(i, lane, &dll_setting_667[DQ1+lane][0]); - } } else { - for (lane = 0; lane < 8; lane++) { + for (lane = 0; lane < 8; lane++) dqsset(i, lane, &dll_setting_800[DQS1+lane][0]); - } - for (lane = 0; lane < 8; lane++) { + for (lane = 0; lane < 8; lane++) dqset(i, lane, &dll_setting_800[DQ1+lane][0]); - } } } } @@ -1054,7 +1048,8 @@ static void dll_ddr2(struct sysinfo *s) static void rcomp_ddr2(struct sysinfo *s) { u8 i, j, k; - u32 x32a[8] = { 0x04040404, 0x06050505, 0x09090807, 0x0D0C0B0A, 0x04040404, 0x08070605, 0x0C0B0A09, 0x100F0E0D }; + u32 x32a[8] = { 0x04040404, 0x06050505, 0x09090807, 0x0D0C0B0A, + 0x04040404, 0x08070605, 0x0C0B0A09, 0x100F0E0D }; u16 x378[6] = { 0, 0xAAAA, 0x7777, 0x7777, 0x7777, 0x7777 }; u32 x382[6] = { 0, 0x02020202, 0x02020202, 0x02020202, 0x04030303, 0x04030303 }; u32 x386[6] = { 0, 0x03020202, 0x03020202, 0x03020202, 0x05040404, 0x05040404 }; @@ -1113,12 +1108,10 @@ static void rcomp_ddr2(struct sysinfo *s) MCHBAR16(0x178) = 0x0135; MCHBAR32(0x130) = (MCHBAR32(0x130) & ~0x7bdffe0) | 0x7a9ffa0; - if (!CHANNEL_IS_POPULATED(s->dimms, 0)) { + if (!CHANNEL_IS_POPULATED(s->dimms, 0)) MCHBAR32(0x130) = MCHBAR32(0x130) & ~(1 << 27); - } - if (!CHANNEL_IS_POPULATED(s->dimms, 1)) { + if (!CHANNEL_IS_POPULATED(s->dimms, 1)) MCHBAR32(0x130) = MCHBAR32(0x130) & ~(1 << 28); - } MCHBAR8(0x130) = MCHBAR8(0x130) | 1; } @@ -1127,22 +1120,22 @@ static void odt_ddr2(struct sysinfo *s) { u8 i; u16 odt[16][2] = { - { 0x0000,0x0000 }, // NC_NC - { 0x0000,0x0001 }, // x8SS_NC - { 0x0000,0x0011 }, // x8DS_NC - { 0x0000,0x0001 }, // x16SS_NC - { 0x0004,0x0000 }, // NC_x8SS - { 0x0101,0x0404 }, // x8SS_x8SS - { 0x0101,0x4444 }, // x8DS_x8SS - { 0x0101,0x0404 }, // x16SS_x8SS - { 0x0044,0x0000 }, // NC_x8DS - { 0x1111,0x0404 }, // x8SS_x8DS - { 0x1111,0x4444 }, // x8DS_x8DS - { 0x1111,0x0404 }, // x16SS_x8DS - { 0x0004,0x0000 }, // NC_x16SS - { 0x0101,0x0404 }, // x8SS_x16SS - { 0x0101,0x4444 }, // x8DS_x16SS - { 0x0101,0x0404 }, // x16SS_x16SS + { 0x0000, 0x0000 }, // NC_NC + { 0x0000, 0x0001 }, // x8SS_NC + { 0x0000, 0x0011 }, // x8DS_NC + { 0x0000, 0x0001 }, // x16SS_NC + { 0x0004, 0x0000 }, // NC_x8SS + { 0x0101, 0x0404 }, // x8SS_x8SS + { 0x0101, 0x4444 }, // x8DS_x8SS + { 0x0101, 0x0404 }, // x16SS_x8SS + { 0x0044, 0x0000 }, // NC_x8DS + { 0x1111, 0x0404 }, // x8SS_x8DS + { 0x1111, 0x4444 }, // x8DS_x8DS + { 0x1111, 0x0404 }, // x16SS_x8DS + { 0x0004, 0x0000 }, // NC_x16SS + { 0x0101, 0x0404 }, // x8SS_x16SS + { 0x0101, 0x4444 }, // x8DS_x16SS + { 0x0101, 0x0404 }, // x16SS_x16SS }; FOR_EACH_POPULATED_CHANNEL(s->dimms, i) { @@ -1160,7 +1153,7 @@ static void dojedec_ddr2(u8 r, u8 ch, u8 cmd, u16 val) MCHBAR8(0x271) = (MCHBAR8(0x271) & ~0x3e) | cmd; MCHBAR8(0x671) = (MCHBAR8(0x671) & ~0x3e) | cmd; - rubbish = read32((void*)((val<<3) | addr)); + rubbish = read32((void *)((val<<3) | addr)); udelay(10); MCHBAR8(0x271) = (MCHBAR8(0x271) & ~0x3e) | NORMALOP_CMD; MCHBAR8(0x671) = (MCHBAR8(0x671) & ~0x3e) | NORMALOP_CMD; @@ -1250,9 +1243,8 @@ static u8 sampledqs(u16 mchloc, u32 addr, u8 hilow, u8 repeat) barrier(); strobe = read32((u32 *)addr); barrier(); - if (((MCHBAR32(mchloc) & 0x40) >> 6) != hilow) { + if (((MCHBAR32(mchloc) & 0x40) >> 6) != hilow) dqsmatch = 0; - } } return dqsmatch; } @@ -1277,18 +1269,28 @@ static void rcven_ddr2(struct sysinfo *s) FOR_EACH_POPULATED_CHANNEL(s->dimms, ch) { addr = (ch << 29); - for (i = 0; !RANK_IS_POPULATED(s->dimms, ch, i); i++) { + for (i = 0; !RANK_IS_POPULATED(s->dimms, ch, i); i++) addr += 128*1024*1024; - } + for (lane = 0; lane < 8; lane++) { printk(BIOS_DEBUG, "Channel %d, Lane %d addr=0x%08x\n", ch, lane, addr); coarsecommon = (s->selected_timings.CAS - 1); switch (lane) { - case 0: case 1: medium = 0; break; - case 2: case 3: medium = 1; break; - case 4: case 5: medium = 2; break; - case 6: case 7: medium = 3; break; - default: medium = 0; break; + case 0: case 1: + medium = 0; + break; + case 2: case 3: + medium = 1; + break; + case 4: case 5: + medium = 2; + break; + case 6: case 7: + medium = 3; + break; + default: + medium = 0; + break; } mchbar = 0x400*ch + 0x561 + (lane << 2); tap = 0; @@ -1378,9 +1380,8 @@ static void rcven_ddr2(struct sysinfo *s) while (sampledqs(mchbar, addr, 1, 1) == 0) { savetap = tap; tap++; - if (tap > 14) { + if (tap > 14) break; - } MCHBAR8(0x400*ch + 0x560 + (lane*4)) = (MCHBAR8(0x400*ch + 0x560 + (lane*4)) & ~0xf) | tap; } @@ -1402,9 +1403,8 @@ static void rcven_ddr2(struct sysinfo *s) MCHBAR16(0x400*ch + 0x58c) = (MCHBAR16(0x400*ch + 0x58c) & ~(3 << (lane*2))) | (medium << (lane*2)); } - if (sampledqs(mchbar, addr, 1, 1) == 0) { + if (sampledqs(mchbar, addr, 1, 1) == 0) die("Not at DQS high, doh\n"); - } printk(BIOS_DEBUG, "rcven 0.4\n"); while (sampledqs(mchbar, addr, 1, 1) == 1) { @@ -1451,9 +1451,8 @@ static void rcven_ddr2(struct sysinfo *s) while (sampledqs(mchbar, addr, 1, 1) == 0) { savetap = tap; tap++; - if (tap > 14) { + if (tap > 14) break; - } MCHBAR8(0x400*ch + 0x560 + lane*4) = (MCHBAR8(0x400*ch + 0x560 + lane*4) & ~0xf) | tap; } @@ -1472,9 +1471,8 @@ static void rcven_ddr2(struct sysinfo *s) // Find minimum coarse value for (lane = 0; lane < 8; lane++) { - if (mincoarse > lanecoarse[lane]) { + if (mincoarse > lanecoarse[lane]) mincoarse = lanecoarse[lane]; - } } printk(BIOS_DEBUG, "Found min coarse value = %d\n", mincoarse); @@ -1619,18 +1617,17 @@ static void dradrb_ddr2(struct sysinfo *s) rankpop0 = 0; rankpop1 = 0; FOR_EACH_POPULATED_RANK(s->dimms, ch, r) { - if (((s->dimms[ch<<1].card_type != RAW_CARD_UNPOPULATED) && ((r) < s->dimms[ch<<1].ranks))) { + if (s->dimms[ch<<1].card_type != RAW_CARD_UNPOPULATED + && (r) < s->dimms[ch<<1].ranks) i = ch << 1; - } else { + else i = (ch << 1) + 1; - } dra = dratab[s->dimms[i].banks] [s->dimms[i].width] [s->dimms[i].cols-9] [s->dimms[i].rows-12]; - if (s->dimms[i].banks == 1) { + if (s->dimms[i].banks == 1) dra |= 0x80; - } if (ch == 0) { c0dra |= dra << (r*8); rankpop0 |= 1 << r; @@ -1645,20 +1642,20 @@ static void dradrb_ddr2(struct sysinfo *s) MCHBAR8(0x262) = (MCHBAR8(0x262) & ~0xf0) | ((rankpop0 << 4) & 0xf0); MCHBAR8(0x662) = (MCHBAR8(0x662) & ~0xf0) | ((rankpop1 << 4) & 0xf0); - if (ONLY_DIMMA_IS_POPULATED(s->dimms, 0) || ONLY_DIMMB_IS_POPULATED(s->dimms, 0)) { + if (ONLY_DIMMA_IS_POPULATED(s->dimms, 0) || + ONLY_DIMMB_IS_POPULATED(s->dimms, 0)) MCHBAR8(0x260) = MCHBAR8(0x260) | 1; - } - if (ONLY_DIMMA_IS_POPULATED(s->dimms, 1) || ONLY_DIMMB_IS_POPULATED(s->dimms, 1)) { + if (ONLY_DIMMA_IS_POPULATED(s->dimms, 1) || + ONLY_DIMMB_IS_POPULATED(s->dimms, 1)) MCHBAR8(0x660) = MCHBAR8(0x660) | 1; - } // DRB FOR_EACH_POPULATED_RANK(s->dimms, ch, r) { - if (((s->dimms[ch<<1].card_type != RAW_CARD_UNPOPULATED) && ((r) < s->dimms[ch<<1].ranks))) { + if (s->dimms[ch<<1].card_type != RAW_CARD_UNPOPULATED + && (r) < s->dimms[ch<<1].ranks) i = ch << 1; - } else { + else i = (ch << 1) + 1; - } if (ch == 0) { dra0 = (c0dra >> (8*r)) & 0x7f; c0drb = (u16)(c0drb + drbtab[dra0]); @@ -1705,30 +1702,27 @@ static void dradrb_ddr2(struct sysinfo *s) MCHBAR16(0x102) = size0 + size1 - size; map = 0; - if (size0 == 0) { + if (size0 == 0) map = 0; - } else if (size1 == 0) { + else if (size1 == 0) map |= 0x20; - } else { + else map |= 0x40; - } - if (size == 0) { + + if (size == 0) map |= 0x18; - } - if (size0 - ME_UMA_SIZEMB >= size1) { + if (size0 - ME_UMA_SIZEMB >= size1) map |= 0x4; - } MCHBAR8(0x110) = map; MCHBAR16(0x10e) = 0; - if (size1 != 0) { + if (size1 != 0) offset = 0; - } else if ((size0 > size1) && ((map & 0x7) == 0x4)) { + else if ((size0 > size1) && ((map & 0x7) == 0x4)) offset = size/2 + (size0 + size1 - size); - } else { + else offset = size/2 + ME_UMA_SIZEMB; - } MCHBAR16(0x108) = offset; MCHBAR16(0x10a) = size/2; } @@ -1743,7 +1737,7 @@ static void mmap_ddr2(struct sysinfo *s) 160, 224, 352 }; u8 ggc2gtt[] = { 0, 1, 0, 2, 0, 0, 0, 0, 0, 2, 3, 4}; - ggc = pci_read_config16(PCI_DEV(0,0,0), 0x52); + ggc = pci_read_config16(PCI_DEV(0, 0, 0), 0x52); gfxsize = ggc2uma[(ggc & 0xf0) >> 4]; gttsize = ggc2gtt[(ggc & 0xf00) >> 8]; tsegsize = 1; // 1MB TSEG @@ -1770,18 +1764,18 @@ static void mmap_ddr2(struct sysinfo *s) gttbase = gfxbase - gttsize; tsegbase = gttbase - tsegsize; - pci_write_config16(PCI_DEV(0,0,0), 0xb0, tolud << 4); - pci_write_config16(PCI_DEV(0,0,0), 0xa0, tom >> 6); + pci_write_config16(PCI_DEV(0, 0, 0), 0xb0, tolud << 4); + pci_write_config16(PCI_DEV(0, 0, 0), 0xa0, tom >> 6); if (reclaim) { - pci_write_config16(PCI_DEV(0,0,0), 0x98, + pci_write_config16(PCI_DEV(0, 0, 0), 0x98, (u16)(reclaimbase >> 6)); - pci_write_config16(PCI_DEV(0,0,0), 0x9a, + pci_write_config16(PCI_DEV(0, 0, 0), 0x9a, (u16)(reclaimlimit >> 6)); } - pci_write_config16(PCI_DEV(0,0,0), 0xa2, touud); - pci_write_config32(PCI_DEV(0,0,0), 0xa4, gfxbase << 20); - pci_write_config32(PCI_DEV(0,0,0), 0xa8, gttbase << 20); - pci_write_config32(PCI_DEV(0,0,0), 0xac, tsegbase << 20); + pci_write_config16(PCI_DEV(0, 0, 0), 0xa2, touud); + pci_write_config32(PCI_DEV(0, 0, 0), 0xa4, gfxbase << 20); + pci_write_config32(PCI_DEV(0, 0, 0), 0xa8, gttbase << 20); + pci_write_config32(PCI_DEV(0, 0, 0), 0xac, tsegbase << 20); } static void enhanced_ddr2(struct sysinfo *s) @@ -1810,8 +1804,8 @@ static void enhanced_ddr2(struct sysinfo *s) MCHBAR32(0x400*ch + 0x290) = 0x4f2091c; } - reg8 = pci_read_config8(PCI_DEV(0,0,0), 0xf0); - pci_write_config8(PCI_DEV(0,0,0), 0xf0, reg8 | 1); + reg8 = pci_read_config8(PCI_DEV(0, 0, 0), 0xf0); + pci_write_config8(PCI_DEV(0, 0, 0), 0xf0, reg8 | 1); MCHBAR32(0xfa0) = (MCHBAR32(0xfa0) & ~0x20002) | 0x2; MCHBAR32(0xfa4) = (MCHBAR32(0xfa4) & ~0x219100c3) | 0x219100c2; MCHBAR32(0x2c) = 0x44a53; @@ -1821,7 +1815,7 @@ static void enhanced_ddr2(struct sysinfo *s) MCHBAR32(0x3c) = 0x23014410; MCHBAR32(0x40) = (MCHBAR32(0x40) & ~0x8f038000) | 0x8f038000; MCHBAR32(0x20) = 0x33001; - pci_write_config8(PCI_DEV(0,0,0), 0xf0, reg8 & ~1); + pci_write_config8(PCI_DEV(0, 0, 0), 0xf0, reg8 & ~1); } static void power_ddr2(struct sysinfo *s) @@ -1857,11 +1851,10 @@ static void power_ddr2(struct sysinfo *s) reg3 = 0x232; reg4 = 0x2864; - if (CHANNEL_IS_POPULATED(s->dimms, 0) && CHANNEL_IS_POPULATED(s->dimms, 1)) { + if (CHANNEL_IS_POPULATED(s->dimms, 0) && CHANNEL_IS_POPULATED(s->dimms, 1)) MCHBAR32(0x14) = 0x0010461f; - } else { + else MCHBAR32(0x14) = 0x0010691f; - } MCHBAR32(0x18) = 0xdf6437f7; MCHBAR32(0x1c) = 0x0; MCHBAR32(0x24) = (MCHBAR32(0x24) & ~0xe0000000) | 0x30000000; @@ -1907,22 +1900,20 @@ static void power_ddr2(struct sysinfo *s) MCHBAR32(0xfbc) = (MCHBAR32(0xfbc) & ~0x7f800) | 0xf000; MCHBAR32(0x1104) = 0x3003232; MCHBAR32(0x1108) = 0x74; - if (s->selected_timings.fsb_clk == FSB_CLOCK_800MHz) { + if (s->selected_timings.fsb_clk == FSB_CLOCK_800MHz) MCHBAR32(0x110c) = 0xaa; - } else { + else MCHBAR32(0x110c) = 0x100; - } MCHBAR32(0x1110) = 0x10810350 & ~0x78; MCHBAR32(0x1114) = 0; - if (s->selected_timings.mem_clk == MEM_CLOCK_667MHz) { + if (s->selected_timings.mem_clk == MEM_CLOCK_667MHz) twl = 5; - } else { + else twl = 6; - } x592 = 0xff; - if (pci_read_config8(PCI_DEV(0,0,0), 0x8) < 3) { + if (pci_read_config8(PCI_DEV(0, 0, 0), 0x8) < 3) x592 = ~0x4; - } + FOR_EACH_POPULATED_CHANNEL(s->dimms, ch) { MCHBAR8(0x400*ch + 0x239) = twl + 15; MCHBAR16(0x400*ch + 0x23c) = x23c; @@ -1933,9 +1924,8 @@ static void power_ddr2(struct sysinfo *s) MCHBAR8(0x400*ch + 0x593) = (MCHBAR8(0x400*ch + 0x593) & ~0x1f) | 0x1e; } - for (lane = 0; lane < 8; lane++) { + for (lane = 0; lane < 8; lane++) MCHBAR8(0x561 + (lane << 2)) = MCHBAR8(0x561 + (lane << 2)) & ~(1 << 3); - } } void raminit_ddr2(struct sysinfo *s) @@ -1971,7 +1961,7 @@ void raminit_ddr2(struct sysinfo *s) die("Error: DDR is faster than FSB, halt\n"); } - udelay(250000); + mdelay(250); // Program clock crossing clkcross_ddr2(s); @@ -2026,12 +2016,12 @@ void raminit_ddr2(struct sysinfo *s) MCHBAR8(0x100) = (2 << 5) | (3 << 3); MCHBAR16(0x10e) = 0; MCHBAR32(0x108) = 0; - pci_write_config16(PCI_DEV(0,0,0), 0xb0, 0x4000); - pci_write_config16(PCI_DEV(0,0,0), 0xa0, 0x0010); - pci_write_config16(PCI_DEV(0,0,0), 0xa2, 0x0400); - pci_write_config32(PCI_DEV(0,0,0), 0xa4, 0x40000000); - pci_write_config32(PCI_DEV(0,0,0), 0xa8, 0x40000000); - pci_write_config32(PCI_DEV(0,0,0), 0xac, 0x40000000); + pci_write_config16(PCI_DEV(0, 0, 0), 0xb0, 0x4000); + pci_write_config16(PCI_DEV(0, 0, 0), 0xa0, 0x0010); + pci_write_config16(PCI_DEV(0, 0, 0), 0xa2, 0x0400); + pci_write_config32(PCI_DEV(0, 0, 0), 0xa4, 0x40000000); + pci_write_config32(PCI_DEV(0, 0, 0), 0xa8, 0x40000000); + pci_write_config32(PCI_DEV(0, 0, 0), 0xac, 0x40000000); // IOBUFACT if (CHANNEL_IS_POPULATED(s->dimms, 0)) { @@ -2039,7 +2029,7 @@ void raminit_ddr2(struct sysinfo *s) MCHBAR8(0x5d8) = MCHBAR8(0x5d8) | 0x7; } if (CHANNEL_IS_POPULATED(s->dimms, 1)) { - if (pci_read_config8(PCI_DEV(0,0,0), 0x8) < 2) { + if (pci_read_config8(PCI_DEV(0, 0, 0), 0x8) < 2) { MCHBAR8(0x5dd) = (MCHBAR8(0x5dd) & ~0x3f) | 0x3f; MCHBAR8(0x5d8) = MCHBAR8(0x5d8) | 1; } @@ -2065,11 +2055,10 @@ void raminit_ddr2(struct sysinfo *s) // After JEDEC reset MCHBAR8(0x40) = MCHBAR8(0x40) & ~0x2; FOR_EACH_POPULATED_CHANNEL(s->dimms, ch) { - if (s->selected_timings.mem_clk == MEM_CLOCK_667MHz) { + if (s->selected_timings.mem_clk == MEM_CLOCK_667MHz) reg32 = (2 << 18) | (3 << 13) | (5 << 8); - } else { + else reg32 = (2 << 18) | (3 << 13) | (4 << 8); - } MCHBAR32(0x400*ch + 0x274) = (MCHBAR32(0x400*ch + 0x274) & ~0xfff00) | reg32; MCHBAR8(0x400*ch + 0x274) = MCHBAR8(0x400*ch + 0x274) & ~0x80; MCHBAR8(0x400*ch + 0x26c) = MCHBAR8(0x400*ch + 0x26c) | 1; |