raminit.c File Reference

#include <cf9_reset.h>
#include <device/mmio.h>
#include <device/pci_ops.h>
#include <device/smbus_host.h>
#include <commonlib/helpers.h>
#include <console/console.h>
#include <delay.h>
#include <lib.h>
#include <southbridge/intel/common/hpet.h>
#include "pineview.h"
#include "raminit.h"
#include <spd.h>
#include <string.h>

Include dependency graph for raminit.c:

Go to the source code of this file.

Macros
#define	PRINTK_DEBUG(x...)
#define	MAX_TCLK_667   0x30
#define	MAX_TCLK_800   0x25
#define	MAX_TAC_667   0x45
#define	MAX_TAC_800   0x40
#define	NOP_CMD   (1 << 1)
#define	PRE_CHARGE_CMD   (1 << 2)
#define	MRS_CMD   ((1 << 2) | (1 << 1))
#define	EMRS_CMD   (1 << 3)
#define	EMRS1_CMD   (EMRS_CMD | (1 << 4))
#define	EMRS2_CMD   (EMRS_CMD | (1 << 5))
#define	EMRS3_CMD   (EMRS_CMD | (1 << 5) | (1 << 4))
#define	ZQCAL_CMD   ((1 << 3) | (1 << 1))
#define	CBR_CMD   ((1 << 3) | (1 << 2))
#define	NORMAL_OP_CMD   ((1 << 3) | (1 << 2) | (1 << 1))
#define	UBDIMM   1
#define	SODIMM   2
#define	TOTAL_CHANNELS   1
#define	TOTAL_DIMMS   2
#define	DIMM_IS_POPULATED(dimms, idx)   (dimms[idx].card_type != 0)
#define	IF_DIMM_POPULATED(dimms, idx)   if (dimms[idx].card_type != 0)
#define	ONLY_DIMMA_IS_POPULATED(dimms, ch)
#define	ONLY_DIMMB_IS_POPULATED(dimms, ch)
#define	BOTH_DIMMS_ARE_POPULATED(dimms, ch)
#define	FOR_EACH_DIMM(idx)    for (idx = 0; idx < TOTAL_DIMMS; ++idx)
#define	FOR_EACH_POPULATED_DIMM(dimms, idx)    FOR_EACH_DIMM(idx) IF_DIMM_POPULATED(dimms, idx)
#define	CHANNEL_IS_POPULATED(dimms, idx)   ((dimms[idx<<1].card_type != 0) || (dimms[(idx<<1) + 1].card_type != 0))
#define	CHANNEL_IS_CARDF(dimms, idx)   ((dimms[idx<<1].card_type == 0xf) || (dimms[(idx<<1) + 1].card_type == 0xf))
#define	IF_CHANNEL_POPULATED(dimms, idx)   if ((dimms[idx<<1].card_type != 0) || (dimms[(idx<<1) + 1].card_type != 0))
#define	FOR_EACH_CHANNEL(idx)    for (idx = 0; idx < TOTAL_CHANNELS; ++idx)
#define	FOR_EACH_POPULATED_CHANNEL(dimms, idx)    FOR_EACH_CHANNEL(idx) IF_CHANNEL_POPULATED(dimms, idx)
#define	RANKS_PER_CHANNEL   4
#define	FOR_EACH_RANK_IN_CHANNEL(r)    for (r = 0; r < RANKS_PER_CHANNEL; ++r)
#define	FOR_EACH_POPULATED_RANK_IN_CHANNEL(dimms, ch, r)    FOR_EACH_RANK_IN_CHANNEL(r) if (rank_is_populated(dimms, ch, r))
#define	FOR_EACH_RANK(ch, r)    FOR_EACH_CHANNEL(ch) FOR_EACH_RANK_IN_CHANNEL(r)
#define	FOR_EACH_POPULATED_RANK(dimms, ch, r)    FOR_EACH_RANK(ch, r) if (rank_is_populated(dimms, ch, r))
#define	TABLE   static const
#define	FOR_EACH_RCOMP_GROUP(idx)   for (idx = 0; idx < 7; idx++) if (idx != 1)
#define	C0RCOMPCTRLx(x)   (rcompctl[(x)] + 0x00)
#define	C0RCOMPMULTx(x)   (rcompctl[(x)] + 0x04)
#define	C0RCOMPOVRx(x)   (rcompctl[(x)] + 0x06)
#define	C0RCOMPOSVx(x)   (rcompctl[(x)] + 0x0a)
#define	C0SCOMPVREFx(x)   (rcompctl[(x)] + 0x0e)
#define	C0SCOMPOVRx(x)   (rcompctl[(x)] + 0x10)
#define	C0SCOMPOFFx(x)   (rcompctl[(x)] + 0x12)
#define	C0DCOMPx(x)   (rcompctl[(x)] + 0x14)
#define	C0SLEWBASEx(x)   (rcompctl[(x)] + 0x16)
#define	C0SLEWPULUTx(x)   (rcompctl[(x)] + 0x18)
#define	C0SLEWPDLUTx(x)   (rcompctl[(x)] + 0x1c)
#define	C0DCOMPOVRx(x)   (rcompctl[(x)] + 0x20)
#define	C0DCOMPOFFx(x)   (rcompctl[(x)] + 0x24)

Functions
static bool	rank_is_populated (struct dimminfo dimms[], u8 ch, u8 r)
static void	barrier (void)
static int	decode_spd (struct dimminfo *d, int i)
static void	find_ramconfig (struct sysinfo *s, u32 chan)
static void	sdram_read_spds (struct sysinfo *s)
static int	lsbpos (u8 val)
static int	msbpos (u8 val)
static void	sdram_detect_smallest_params (struct sysinfo *s)
static void	sdram_detect_ram_speed (struct sysinfo *s)
static void	sdram_clk_crossing (struct sysinfo *s)
static void	sdram_clkmode (struct sysinfo *s)
static void	sdram_timings (struct sysinfo *s)
static void	sdram_p_clkset0 (const struct pllparam *pll, u8 f, u8 i)
static void	sdram_p_clkset1 (const struct pllparam *pll, u8 f, u8 i)
static void	sdram_p_cmd (const struct pllparam *pll, u8 f, u8 i)
static void	sdram_p_ctrl (const struct pllparam *pll, u8 f, u8 i)
static void	sdram_p_dqs (struct pllparam *pll, u8 f, u8 clk)
static void	sdram_p_dq (struct pllparam *pll, u8 f, u8 clk)
static void	sdram_calibratepll (struct sysinfo *s, u8 pidelay)
static void	sdram_calibratehwpll (struct sysinfo *s)
static void	sdram_dlltiming (struct sysinfo *s)
static void	sdram_rcomp (struct sysinfo *s)
static void	sdram_odt (struct sysinfo *s)
static void	sdram_mmap (struct sysinfo *s)
static u8	sdram_checkrcompoverride (void)
static void	sdram_rcompupdate (struct sysinfo *s)
static void	sdram_jedec (struct sysinfo *s, u8 rank, u8 jmode, u16 jval)
static void	sdram_zqcl (struct sysinfo *s)
static void	sdram_jedecinit (struct sysinfo *s)
static void	sdram_misc (struct sysinfo *s)
static void	sdram_checkreset (void)
static void	sdram_dradrb (struct sysinfo *s)
static u8	sampledqs (u32 dqshighaddr, u32 strobeaddr, u8 highlow, u8 count)
static void	rcvenclock (u8 *coarse, u8 *medium, u8 lane)
static void	sdram_rcven (struct sysinfo *s)
static void	sdram_mmap_regs (struct sysinfo *s)
static void	sdram_enhancedmode (struct sysinfo *s)
static void	sdram_periodic_rcomp (void)
static void	sdram_new_trd (struct sysinfo *s)
static void	sdram_powersettings (struct sysinfo *s)
static void	sdram_programddr (void)
static void	sdram_programdqdqs (struct sysinfo *s)
void	sdram_initialize (int boot_path, const u8 *spd_addresses)

Macro Definition Documentation

BOTH_DIMMS_ARE_POPULATED

#define BOTH_DIMMS_ARE_POPULATED	(		dimms,
			ch
	)

Value:

        (\
        (DIMM_IS_POPULATED(dimms, (ch == 0) ? 0 : 2) && \
        (DIMM_IS_POPULATED(dimms, (ch == 0) ? 1 : 3))))

Definition at line 54 of file raminit.c.

C0DCOMPOFFx

#define C0DCOMPOFFx

(

x

)

(rcompctl[(x)] + 0x24)

Definition at line 1215 of file raminit.c.

C0DCOMPOVRx

#define C0DCOMPOVRx

(

x

)

(rcompctl[(x)] + 0x20)

Definition at line 1214 of file raminit.c.

C0DCOMPx

#define C0DCOMPx

(

x

)

(rcompctl[(x)] + 0x14)

Definition at line 1210 of file raminit.c.

C0RCOMPCTRLx

#define C0RCOMPCTRLx

(

x

)

(rcompctl[(x)] + 0x00)

Definition at line 1203 of file raminit.c.

C0RCOMPMULTx

#define C0RCOMPMULTx

(

x

)

(rcompctl[(x)] + 0x04)

Definition at line 1204 of file raminit.c.

C0RCOMPOSVx

#define C0RCOMPOSVx

(

x

)

(rcompctl[(x)] + 0x0a)

Definition at line 1206 of file raminit.c.

C0RCOMPOVRx

#define C0RCOMPOVRx

(

x

)

(rcompctl[(x)] + 0x06)

Definition at line 1205 of file raminit.c.

C0SCOMPOFFx

#define C0SCOMPOFFx

(

x

)

(rcompctl[(x)] + 0x12)

Definition at line 1209 of file raminit.c.

C0SCOMPOVRx

#define C0SCOMPOVRx

(

x

)

(rcompctl[(x)] + 0x10)

Definition at line 1208 of file raminit.c.

C0SCOMPVREFx

#define C0SCOMPVREFx

(

x

)

(rcompctl[(x)] + 0x0e)

Definition at line 1207 of file raminit.c.

C0SLEWBASEx

#define C0SLEWBASEx

(

x

)

(rcompctl[(x)] + 0x16)

Definition at line 1211 of file raminit.c.

C0SLEWPDLUTx

#define C0SLEWPDLUTx

(

x

)

(rcompctl[(x)] + 0x1c)

Definition at line 1213 of file raminit.c.

C0SLEWPULUTx

#define C0SLEWPULUTx

(

x

)

(rcompctl[(x)] + 0x18)

Definition at line 1212 of file raminit.c.

CBR_CMD

#define CBR_CMD   ((1 << 3) | (1 << 2))

Definition at line 37 of file raminit.c.

CHANNEL_IS_CARDF

#define CHANNEL_IS_CARDF	(		dimms,
			idx
	)		((dimms[idx<<1].card_type == 0xf) || (dimms[(idx<<1) + 1].card_type == 0xf))

Definition at line 62 of file raminit.c.

CHANNEL_IS_POPULATED

#define CHANNEL_IS_POPULATED	(		dimms,
			idx
	)		((dimms[idx<<1].card_type != 0) || (dimms[(idx<<1) + 1].card_type != 0))

Definition at line 61 of file raminit.c.

DIMM_IS_POPULATED

#define DIMM_IS_POPULATED	(		dimms,
			idx
	)		(dimms[idx].card_type != 0)

Definition at line 46 of file raminit.c.

EMRS1_CMD

#define EMRS1_CMD   (EMRS_CMD | (1 << 4))

Definition at line 33 of file raminit.c.

EMRS2_CMD

#define EMRS2_CMD   (EMRS_CMD | (1 << 5))

Definition at line 34 of file raminit.c.

EMRS3_CMD

#define EMRS3_CMD   (EMRS_CMD | (1 << 5) | (1 << 4))

Definition at line 35 of file raminit.c.

EMRS_CMD

#define EMRS_CMD   (1 << 3)

Definition at line 32 of file raminit.c.

FOR_EACH_CHANNEL

#define FOR_EACH_CHANNEL

(

idx

)

for (idx = 0; idx < TOTAL_CHANNELS; ++idx)

Definition at line 64 of file raminit.c.

FOR_EACH_DIMM

#define FOR_EACH_DIMM

(

idx

)

for (idx = 0; idx < TOTAL_DIMMS; ++idx)

Definition at line 57 of file raminit.c.

FOR_EACH_POPULATED_CHANNEL

#define FOR_EACH_POPULATED_CHANNEL	(		dimms,
			idx
	)		FOR_EACH_CHANNEL(idx) IF_CHANNEL_POPULATED(dimms, idx)

Definition at line 66 of file raminit.c.

FOR_EACH_POPULATED_DIMM

#define FOR_EACH_POPULATED_DIMM	(		dimms,
			idx
	)		FOR_EACH_DIMM(idx) IF_DIMM_POPULATED(dimms, idx)

Definition at line 59 of file raminit.c.

FOR_EACH_POPULATED_RANK

#define FOR_EACH_POPULATED_RANK	(		dimms,
			ch,
			r
	)		FOR_EACH_RANK(ch, r) if (rank_is_populated(dimms, ch, r))

Definition at line 77 of file raminit.c.

FOR_EACH_POPULATED_RANK_IN_CHANNEL

#define FOR_EACH_POPULATED_RANK_IN_CHANNEL	(		dimms,
			ch,
			r
	)		FOR_EACH_RANK_IN_CHANNEL(r) if (rank_is_populated(dimms, ch, r))

Definition at line 73 of file raminit.c.

FOR_EACH_RANK

#define FOR_EACH_RANK	(		ch,
			r
	)		FOR_EACH_CHANNEL(ch) FOR_EACH_RANK_IN_CHANNEL(r)

Definition at line 75 of file raminit.c.

FOR_EACH_RANK_IN_CHANNEL

#define FOR_EACH_RANK_IN_CHANNEL

(

r

)

for (r = 0; r < RANKS_PER_CHANNEL; ++r)

Definition at line 71 of file raminit.c.

FOR_EACH_RCOMP_GROUP

#define FOR_EACH_RCOMP_GROUP

(

idx

)

for (idx = 0; idx < 7; idx++) if (idx != 1)

Definition at line 1200 of file raminit.c.

IF_CHANNEL_POPULATED

#define IF_CHANNEL_POPULATED	(		dimms,
			idx
	)		if ((dimms[idx<<1].card_type != 0) || (dimms[(idx<<1) + 1].card_type != 0))

Definition at line 63 of file raminit.c.

IF_DIMM_POPULATED

#define IF_DIMM_POPULATED	(		dimms,
			idx
	)		if (dimms[idx].card_type != 0)

Definition at line 47 of file raminit.c.

MAX_TAC_667

#define MAX_TAC_667   0x45

Definition at line 26 of file raminit.c.

MAX_TAC_800

#define MAX_TAC_800   0x40

Definition at line 27 of file raminit.c.

MAX_TCLK_667

#define MAX_TCLK_667   0x30

Definition at line 24 of file raminit.c.

MAX_TCLK_800

#define MAX_TCLK_800   0x25

Definition at line 25 of file raminit.c.

MRS_CMD

#define MRS_CMD   ((1 << 2) | (1 << 1))

Definition at line 31 of file raminit.c.

NOP_CMD

#define NOP_CMD   (1 << 1)

Definition at line 29 of file raminit.c.

NORMAL_OP_CMD

#define NORMAL_OP_CMD   ((1 << 3) | (1 << 2) | (1 << 1))

Definition at line 38 of file raminit.c.

ONLY_DIMMA_IS_POPULATED

#define ONLY_DIMMA_IS_POPULATED	(		dimms,
			ch
	)

Value:

        (\
        (DIMM_IS_POPULATED(dimms, (ch == 0) ? 0 : 2) && \
        !DIMM_IS_POPULATED(dimms, (ch == 0) ? 1 : 3)))

Definition at line 48 of file raminit.c.

ONLY_DIMMB_IS_POPULATED

#define ONLY_DIMMB_IS_POPULATED	(		dimms,
			ch
	)

Value:

        (\
        (DIMM_IS_POPULATED(dimms, (ch == 0) ? 1 : 3) && \
        !DIMM_IS_POPULATED(dimms, (ch == 0) ? 0 : 2)))

Definition at line 51 of file raminit.c.

PRE_CHARGE_CMD

#define PRE_CHARGE_CMD   (1 << 2)

Definition at line 30 of file raminit.c.

PRINTK_DEBUG

#define PRINTK_DEBUG

(

x...

)

Definition at line 21 of file raminit.c.

RANKS_PER_CHANNEL

#define RANKS_PER_CHANNEL   4

Definition at line 69 of file raminit.c.

SODIMM

#define SODIMM   2

Definition at line 41 of file raminit.c.

TABLE

#define TABLE   static const

Definition at line 1197 of file raminit.c.

TOTAL_CHANNELS

#define TOTAL_CHANNELS   1

Definition at line 43 of file raminit.c.

TOTAL_DIMMS

#define TOTAL_DIMMS   2

Definition at line 44 of file raminit.c.

UBDIMM

#define UBDIMM   1

Definition at line 40 of file raminit.c.

ZQCAL_CMD

#define ZQCAL_CMD   ((1 << 3) | (1 << 1))

Definition at line 36 of file raminit.c.

Function Documentation

barrier()

static void barrier ( void  )

inlinestatic

Definition at line 88 of file raminit.c.

Referenced by sampledqs(), and sdram_jedec().

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decode_spd()

static int decode_spd ( struct dimminfo *  d, int  i  )

static

Definition at line 93 of file raminit.c.

References dimminfo::banks, dimminfo::cas_latencies, dimminfo::chip_capacity, dimminfo::cols, dimminfo::page_size, PRINTK_DEBUG, dimminfo::ranks, dimminfo::rows, dimminfo::sides, SODIMM, dimminfo::spd_data, dimminfo::tAAmin, dimminfo::tCKmin, dimminfo::tRAS, dimminfo::tRCD, dimminfo::tRP, dimminfo::tWR, dimminfo::type, UBDIMM, and dimminfo::width.

Referenced by sdram_read_spds().

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find_ramconfig()

static void find_ramconfig ( struct sysinfo *  s, u32  chan  )

static

Definition at line 144 of file raminit.c.

References die(), and s.

Referenced by sdram_read_spds().

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lsbpos()

static int lsbpos ( u8  val )

static

Definition at line 310 of file raminit.c.

References val.

Referenced by sdram_detect_ram_speed().

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msbpos()

static int msbpos ( u8  val )

static

Definition at line 320 of file raminit.c.

References val.

Referenced by sdram_detect_ram_speed().

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rank_is_populated()

static bool rank_is_populated ( struct dimminfo  dimms[], u8  ch, u8  r  )

static

Definition at line 80 of file raminit.c.

References ch.

Referenced by sdram_dlltiming(), sdram_dradrb(), sdram_jedecinit(), and sdram_mmap().

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rcvenclock()

static void rcvenclock ( u8 *  coarse, u8 *  medium, u8  lane  )

static

Definition at line 1864 of file raminit.c.

References C0RCVMISCCTL2, C0STATRDCTRL, mchbar_clrsetbits16(), and mchbar_clrsetbits32().

Referenced by sdram_rcven().

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sampledqs()

static u8 sampledqs ( u32  dqshighaddr, u32  strobeaddr, u8  highlow, u8  count  )

static

Definition at line 1843 of file raminit.c.

References barrier(), C0RSTCTL, count, hpet_udelay(), mchbar_clrbits8, mchbar_read8(), mchbar_setbits8, and read32().

Referenced by sdram_rcven().

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sdram_calibratehwpll()

static void sdram_calibratehwpll ( struct sysinfo *  s )

static

Definition at line 1056 of file raminit.c.

References CSHRPDCTL, mchbar_clrbits8, mchbar_read8(), mchbar_setbits16, mchbar_setbits8, and s.

Referenced by sdram_dlltiming().

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sdram_calibratepll()

static void sdram_calibratepll ( struct sysinfo *  s, u8  pidelay  )

static

Definition at line 952 of file raminit.c.

References CSHRDQSCMN, CSHRPDCTL4, mchbar_clrbits8, mchbar_clrsetbits16(), MEM_CLOCK_667MHz, s, sdram_p_clkset0(), sdram_p_clkset1(), sdram_p_cmd(), sdram_p_ctrl(), sdram_p_dq(), and sdram_p_dqs().

Referenced by sdram_dlltiming().

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sdram_checkrcompoverride()

static u8 sdram_checkrcompoverride ( void  )

static

Definition at line 1579 of file raminit.c.

References c, mchbar_read32(), mchbar_write32(), RCMEASBUFXOVR, and XCOMP.

Referenced by sdram_rcompupdate().

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sdram_checkreset()

static void sdram_checkreset ( void  )

static

Definition at line 1732 of file raminit.c.

References full_reset(), PCI_DEV, pci_read_config8(), pci_write_config8(), and reset().

Referenced by sdram_initialize().

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sdram_clk_crossing()

static void sdram_clk_crossing ( struct sysinfo *  s )

static

Definition at line 533 of file raminit.c.

References CLKXSSH2MCBYP, CLKXSSH2MCBYPPHAS, CLKXSSH2MCRDCST, CLKXSSH2MCRDQ, CLKXSSH2MD, CLKXSSH2X2MD, CLKXSSMC2H, CLKXSSMC2HALT, HMBYPCP, HMCCMC, HMCCMP, HMCCPEXT, HMDCMP, HMDCPEXT, mchbar_setbits32, mchbar_write32(), mchbar_write8(), and s.

Referenced by sdram_initialize().

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sdram_clkmode()

static void sdram_clkmode ( struct sysinfo *  s )

static

Definition at line 601 of file raminit.c.

References BOOT_PATH_RESET, C0GNT2LNCH1, C0GNT2LNCH2, C0STATRDCTRL, CSHRMISCCTL1, mchbar_clrbits16, mchbar_clrbits8, mchbar_clrsetbits16(), mchbar_setbits32, mchbar_write32(), MEM_CLOCK_667MHz, MPLLCTL, and s.

Referenced by sdram_initialize().

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sdram_detect_ram_speed()

static void sdram_detect_ram_speed ( struct sysinfo *  s )

static

Definition at line 394 of file raminit.c.

References BOOT_PATH_RESET, CLKCFG, die(), FOR_EACH_POPULATED_DIMM, FSB_CLOCK_800MHz, HOST_BRIDGE, lsbpos(), MAX, mchbar_read32(), mchbar_setbits32, mchbar_write32(), MEM_CLOCK_667MHz, MEM_CLOCK_800MHz, msbpos(), pci_read_config8(), PMSTS, PRINTK_DEBUG, and s.

Referenced by sdram_initialize().

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sdram_detect_smallest_params()

static void sdram_detect_smallest_params ( struct sysinfo *  s )

static

Definition at line 328 of file raminit.c.

References DIV_ROUND_UP, FOR_EACH_POPULATED_DIMM, MAX, MIN, PRINTK_DEBUG, and s.

Referenced by sdram_initialize().

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sdram_dlltiming()

static void sdram_dlltiming ( struct sysinfo *  s )

static

Definition at line 1082 of file raminit.c.

References C0CKTX, C0CTLTX2, C0DLLPIEN, C0MISCCTL, C0SLVDLLOUTEN, C0STATRDCTRL, CREFPI, CSHRDDR3CTL, CSHRDQSTXPGM, CSHRFIFOCTL, CSHRMSTRCTL0, CSHRMSTRCTL1, CSHRPDCTL2, CSHRPDCTL3, CSHRPDCTL5, CSHWRIOBONUS, CSPDSLVWT, mchbar_clrbits16, mchbar_clrbits32, mchbar_clrbits8, mchbar_clrsetbits16(), mchbar_clrsetbits32(), mchbar_clrsetbits8(), mchbar_setbits16, mchbar_setbits32, mchbar_setbits8, mchbar_write16(), mchbar_write32(), MEM_CLOCK_667MHz, rank_is_populated(), s, sdram_calibratehwpll(), and sdram_calibratepll().

Referenced by sdram_initialize().

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sdram_dradrb()

static void sdram_dradrb ( struct sysinfo *  s )

static

Definition at line 1757 of file raminit.c.

References addr, BIOS_DEBUG, C0CKECTRL, C0DRA01, C0DRB0, ch, FOR_EACH_POPULATED_RANK, FOR_EACH_RANK, mchbar_clrsetbits8(), mchbar_setbits8, mchbar_write16(), mchbar_write32(), ONLY_DIMMA_IS_POPULATED, ONLY_DIMMB_IS_POPULATED, printk, PRINTK_DEBUG, rank_is_populated(), and s.

Referenced by sdram_initialize().

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sdram_enhancedmode()

static void sdram_enhancedmode ( struct sysinfo *  s )

static

Definition at line 2096 of file raminit.c.

References C0ADDCSCTRL, C0ARBSPL, C0BYPCTRL, C0COREBONUS, C0CWBCTRL, C0DITCTRL, C0DRA01, C0REFRCTRL, ch, CHDECMISC, CLKXSSH2MCBYP, CLKXSSH2X2MD, die(), FOR_EACH_POPULATED_RANK, HIT0, HIT1, HIT2, HIT3, HIT4, HOST_BRIDGE, HTBONUS0, mchbar_clrbits32, mchbar_clrbits8, mchbar_clrsetbits32(), mchbar_clrsetbits8(), mchbar_read32(), mchbar_setbits16, mchbar_setbits8, mchbar_write16(), mchbar_write32(), mchbar_write8(), NOACFGBUSCTL, pci_and_config8(), pci_or_config8(), s, SBCTL, SBCTL2, SLIMCFGTMG, and WRWMCONFIG.

Referenced by sdram_initialize().

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sdram_initialize()

void sdram_initialize	(	int	boot_path,
		const u8 *	spd_addresses
	)

Parameters

boot_path

0 = normal, 1 = reset, 2 = resume from s3

Definition at line 2526 of file raminit.c.

References BIOS_DEBUG, sysinfo::boot_path, BOOT_PATH_RESET, BOOT_PATH_RESUME, C0CKECTRL, C0IOBUFACTCTL, C0REFRCTRL2, C0RSTCTL, COMPCTRL1, CPCTL, enable_hpet(), HIT4, HOST_BRIDGE, mchbar_clrsetbits8(), mchbar_read8(), mchbar_setbits16, mchbar_setbits32, mchbar_setbits8, memset(), pci_and_config8(), PCI_DEV, pci_or_config8(), printk, PRINTK_DEBUG, sdram_checkreset(), sdram_clk_crossing(), sdram_clkmode(), sdram_detect_ram_speed(), sdram_detect_smallest_params(), sdram_dlltiming(), sdram_dradrb(), sdram_enhancedmode(), sdram_jedecinit(), sdram_misc(), sdram_mmap(), sdram_mmap_regs(), sdram_new_trd(), sdram_odt(), sdram_periodic_rcomp(), sdram_powersettings(), sdram_programddr(), sdram_programdqdqs(), sdram_rcomp(), sdram_rcompupdate(), sdram_rcven(), sdram_read_spds(), sdram_timings(), sdram_zqcl(), and sysinfo::spd_map.

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sdram_jedec()

static void sdram_jedec ( struct sysinfo *  s, u8  rank, u8  jmode, u16  jval  )

static

Definition at line 1637 of file raminit.c.

References barrier(), C0JEDEC, hpet_udelay(), mchbar_clrsetbits8(), and read32().

Referenced by sdram_jedecinit().

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sdram_jedecinit()

static void sdram_jedecinit ( struct sysinfo *  s )

static

Definition at line 1659 of file raminit.c.

References CBR_CMD, ch, EMRS1_CMD, EMRS2_CMD, EMRS3_CMD, FOR_EACH_POPULATED_RANK, hpet_udelay(), MRS_CMD, NOP_CMD, PRE_CHARGE_CMD, PRINTK_DEBUG, rank_is_populated(), s, sdram_jedec(), and val.

Referenced by sdram_initialize().

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sdram_misc()

static void sdram_misc ( struct sysinfo *  s )

static

Definition at line 1714 of file raminit.c.

References BOOT_PATH_RESUME, C0DYNRDCTRL, C0JEDEC, C0REFRCTRL, mchbar_clrbits8, mchbar_clrsetbits32(), mchbar_clrsetbits8(), mchbar_setbits8, NORMAL_OP_CMD, s, and sdram_zqcl().

Referenced by sdram_initialize().

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sdram_mmap()

static void sdram_mmap ( struct sysinfo *  s )

static

Definition at line 1532 of file raminit.c.

References C0CKECTRL, C0DRA01, C0DRB0, C0DRB2, HOST_BRIDGE, mchbar_clrsetbits32(), mchbar_write32(), pci_write_config16(), pci_write_config32(), rank_is_populated(), s, and TABLE.

Referenced by sdram_initialize().

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sdram_mmap_regs()

static void sdram_mmap_regs ( struct sysinfo *  s )

static

Definition at line 2025 of file raminit.c.

References BGSM, BIOS_DEBUG, ESMRAMC, GBSM, GGC, HOST_BRIDGE, MAX, MIN, pci_read_config16(), pci_read_config32(), pci_read_config8(), pci_write_config16(), pci_write_config32(), pci_write_config8(), printk, s, TOLUD, TOM, TOUUD, and TSEG.

Referenced by sdram_initialize().

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sdram_new_trd()

static void sdram_new_trd ( struct sysinfo *  s )

static

Definition at line 2214 of file raminit.c.

References C0STATRDCTRL, CSHRFIFOCTL, FSB_CLOCK_667MHz, HMBYPCP, HMCCMC, MAX, mchbar_clrsetbits16(), mchbar_read8(), MEM_CLOCK_667MHz, MEM_CLOCK_800MHz, and s.

Referenced by sdram_initialize().

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sdram_odt()

static void sdram_odt ( struct sysinfo *  s )

static

Definition at line 1478 of file raminit.c.

References C0ODT, C0ODTRKCTRL, mchbar_write16(), and s.

Referenced by sdram_initialize().

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sdram_p_clkset0()

static void sdram_p_clkset0 ( const struct pllparam *  pll, u8  f, u8  i  )

static

Definition at line 833 of file raminit.c.

References C0CKTX, C0TXCK0DLL, mchbar_clrsetbits16(), and mchbar_clrsetbits8().

Referenced by sdram_calibratepll().

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sdram_p_clkset1()

static void sdram_p_clkset1 ( const struct pllparam *  pll, u8  f, u8  i  )

static

Definition at line 844 of file raminit.c.

References C0CKTX, C0TXCK1DLL, mchbar_clrsetbits32(), and mchbar_clrsetbits8().

Referenced by sdram_calibratepll().

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sdram_p_cmd()

static void sdram_p_cmd ( const struct pllparam *  pll, u8  f, u8  i  )

static

Definition at line 855 of file raminit.c.

References C0CMDTX1, C0CMDTX2, C0TXCMD0DLL, C0TXCMD1DLL, and mchbar_clrsetbits8().

Referenced by sdram_calibratepll().

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sdram_p_ctrl()

static void sdram_p_ctrl ( const struct pllparam *  pll, u8  f, u8  i  )

static

Definition at line 872 of file raminit.c.

References C0CMDTX2, C0CTLTX2, C0TXCTL0DLL, C0TXCTL1DLL, C0TXCTL2DLL, C0TXCTL3DLL, mchbar_clrsetbits32(), and mchbar_clrsetbits8().

Referenced by sdram_calibratepll().

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sdram_p_dq()

static void sdram_p_dq ( struct pllparam *  pll, u8  f, u8  clk  )

static

Definition at line 928 of file raminit.c.

References C0DQRyTX1, C0DQSDQRyTX3, C0TXDQ0R0DLL, mchbar_clrsetbits32(), and mchbar_clrsetbits8().

Referenced by sdram_calibratepll().

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sdram_p_dqs()

static void sdram_p_dqs ( struct pllparam *  pll, u8  f, u8  clk  )

static

Definition at line 904 of file raminit.c.

References C0DQSDQRyTX3, C0DQSRyTX1, C0TXDQS0R0DLL, mchbar_clrsetbits32(), and mchbar_clrsetbits8().

Referenced by sdram_calibratepll().

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sdram_periodic_rcomp()

static void sdram_periodic_rcomp ( void  )

static

Definition at line 2201 of file raminit.c.

References CMNDQFIFORST, COMPCTRL1, CSHRMISCCTL, mchbar_clrbits16, mchbar_clrbits8, mchbar_clrsetbits16(), mchbar_read32(), mchbar_setbits8, and XCOMPDFCTRL.

Referenced by sdram_initialize().

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sdram_powersettings()

static void sdram_powersettings ( struct sysinfo *  s )

static

Definition at line 2302 of file raminit.c.

References C0C2REG, C0COREBONUS, C0WRDPYN, C1COREBONUS, CICGDIS, CISDCTRL, CLOCKGATINGI, CLOCKGATINGII, CLOCKGATINGIII, CSHWRIOBONUSX, FSB_CLOCK_667MHz, GFXC3C4, GTDPCGC, HICLKGTCTL, HPWRCTL1, HPWRCTL2, HPWRCTL3, HTCLKGTCTL, mchbar_clrbits16, mchbar_clrbits32, mchbar_clrbits8, mchbar_clrsetbits16(), mchbar_clrsetbits32(), mchbar_clrsetbits8(), mchbar_setbits32, mchbar_write16(), mchbar_write8(), MEM_CLOCK_667MHz, PMBAK, PMCLKRC, PMDSLFRC, PMMISC, PMMSPMRES, PMPXPRC, s, SBCLKGATECTRL, SBCTL3, SHC2REGI, SHC2REGII, SHC3C4REG2, SHC3C4REG3, SHC3C4REG4, TCO, THERM1, TSC1, TSC2, TSC3, TSMISC, and TSTTP.

Referenced by sdram_initialize().

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sdram_programddr()

static void sdram_programddr ( void  )

static

Definition at line 2386 of file raminit.c.

References C0CKECTRL, C0COREBONUS, C0DYNSLVDLLEN, C0DYNSLVDLLEN2, C0MISCCTLy, C0REFRCTRL2, C0STATRDCTRL, C0WRDPYN, CLOCKGATINGI, CLOCKGATINGII, CLOCKGATINGIII, CSHRMISCCTL, CSHRMSTDYNDLLENB, CSHRPDCTL, CSHRWRIOMLNS, CSHWRIOBONUS, mchbar_clrbits16, mchbar_clrbits32, mchbar_clrbits8, mchbar_clrsetbits16(), mchbar_clrsetbits32(), mchbar_clrsetbits8(), mchbar_setbits16, mchbar_setbits32, mchbar_setbits8, SHC2IDLETM, SHC2MINTM, SHC2REGIII, SHC3C4REG1, and SHCYCTRKCKEL.

Referenced by sdram_initialize().

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sdram_programdqdqs()

static void sdram_programdqdqs ( struct sysinfo *  s )

static

Definition at line 2445 of file raminit.c.

References C0ADDCSCTRL, C0COREBONUS, C0GNT2LNCH1, C0MISCCTL, C0WRDATACTRL, CLOCKGATINGI, CLOCKGATINGIII, CSHRFIFOCTL, CSHWRIOBONUSX, mchbar_clrbits32, mchbar_clrbits8, mchbar_clrsetbits16(), mchbar_clrsetbits32(), mchbar_clrsetbits8(), mchbar_read16(), mchbar_read8(), mchbar_setbits32, mchbar_setbits8, MEM_CLOCK_667MHz, push, and s.

Referenced by sdram_initialize().

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sdram_rcomp()

static void sdram_rcomp ( struct sysinfo *  s )

static

Definition at line 1218 of file raminit.c.

References C0DCOMPOFFx, C0DCOMPOVRx, C0DCOMPx, C0DQSODTRECORDX, C0ODTRECORDX, C0RCOMPCTRL0, C0RCOMPCTRL2, C0RCOMPCTRL3, C0RCOMPCTRL4, C0RCOMPCTRL5, C0RCOMPCTRL6, C0RCOMPCTRLx, C0RCOMPMULTx, C0RCOMPOSVx, C0SCOMPOFFx, C0SCOMPOVRx, C0SCOMPVREFx, C0SLEWBASEx, C0SLEWPDLUTx, C0SLEWPULUTx, COMPCTRL1, COMPCTRL2, COMPCTRL3, DCMEASBUFOVR, FOR_EACH_RCOMP_GROUP, FSB_CLOCK_667MHz, mchbar_clrbits16, mchbar_clrbits8, mchbar_clrsetbits16(), mchbar_clrsetbits32(), mchbar_clrsetbits8(), mchbar_read32(), mchbar_read8(), mchbar_setbits8, mchbar_write16(), mchbar_write32(), mchbar_write8(), MEM_CLOCK_667MHz, OFREQDELSEL, s, TABLE, XCOMP, XCOMPCMNBNS, XCOMPDFCTRL, XCOMPSDR0BNS, and ZQCALCTRL.

Referenced by sdram_initialize().

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sdram_rcompupdate()

static void sdram_rcompupdate ( struct sysinfo *  s )

static

Definition at line 1608 of file raminit.c.

References COMPCTRL1, hpet_udelay(), mchbar_clrbits8, mchbar_read32(), mchbar_read8(), mchbar_setbits8, mchbar_write32(), RCMEASBUFXOVR, sdram_checkrcompoverride(), XCOMP, and XCOMPDFCTRL.

Referenced by sdram_initialize().

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sdram_rcven()

static void sdram_rcven ( struct sysinfo *  s )

static

Definition at line 1877 of file raminit.c.

References C0COARSEDLY0, C0MISCCTLy, C0RCVMISCCTL1, C0RCVMISCCTL2, C0RSTCTL, C0RXRCVyDLL, C0STATRDCTRL, CMNDQFIFORST, mchbar_clrbits8, mchbar_clrsetbits16(), mchbar_clrsetbits32(), mchbar_clrsetbits8(), mchbar_read16(), mchbar_setbits8, offset, PRINTK_DEBUG, rcvenclock(), s, and sampledqs().

Referenced by sdram_initialize().

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sdram_read_spds()

static void sdram_read_spds ( struct sysinfo *  s )

static

Definition at line 256 of file raminit.c.

References DDR2, decode_spd(), die(), find_ramconfig(), FOR_EACH_DIMM, FOR_EACH_POPULATED_CHANNEL, FOR_EACH_POPULATED_DIMM, hexdump(), PRINTK_DEBUG, and s.

Referenced by sdram_initialize().

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sdram_timings()

static void sdram_timings ( struct sysinfo *  s )

static

Definition at line 630 of file raminit.c.

References BYPACTSF, BYPKNRULE, C0ADDCSCTRL, C0ARBCTRL, C0BYPCTRL, C0CKECTRL, C0CMDTX1, C0COARSEDLY0, C0COREBONUS, C0CYCTRKACT, C0CYCTRKPCHG, C0CYCTRKPCHG2, C0CYCTRKRD, C0CYCTRKREFR, C0CYCTRKWR, C0DLLPIEN, C0DLLRCVCTLy, C0DYNRDCTRL, C0JEDEC, C0LATCTRL, C0MISCTM, C0PVCFG, C0PWLRCTRL, C0RCVMISCCTL1, C0RCVMISCCTL2, C0RDFIFOCTRL, C0RDQCTRL, C0REFCTRL, C0REFRCTRL, C0REFRCTRL2, C0RXRCVyDLL, C0STATRDCTRL, C0WRDATACTRL, C0WRWMFLSH, ch, CSHRMISCCTL1, CSHRWRIOMLNS, FOR_EACH_POPULATED_RANK, FSB_CLOCK_667MHz, MAX, mchbar_clrbits16, mchbar_clrbits8, mchbar_clrsetbits16(), mchbar_clrsetbits32(), mchbar_clrsetbits8(), mchbar_read16(), mchbar_read32(), mchbar_setbits16, mchbar_setbits32, mchbar_setbits8, mchbar_write16(), mchbar_write32(), mchbar_write8(), MEM_CLOCK_667MHz, PRINTK_DEBUG, s, SHBONUSREG, SHCMPLWRCMD, SHCYCTRKCKEL, SHPAGECTRL, SHPENDREG, and WRWMCONFIG.

Referenced by sdram_initialize().

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sdram_zqcl()

static void sdram_zqcl ( struct sysinfo *  s )

static

Definition at line 1649 of file raminit.c.

References BOOT_PATH_RESUME, C0CKECTRL, C0JEDEC, C0REFRCTRL2, mchbar_clrbits8, mchbar_clrsetbits32(), mchbar_clrsetbits8(), mchbar_setbits32, NORMAL_OP_CMD, and s.

Referenced by sdram_initialize(), and sdram_misc().

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