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nb/intel/sandybridge: Remove now-unnecessary sequence macros

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Tested with BUILD_TIMELESS=1, Asus P8H61-M PRO remains identical.

Change-Id: I7980daf316cfd524d24df2c10e43b9b15e4e30bf
Signed-off-by: Angel Pons <th3fanbus@gmail.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/47504
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Arthur Heymans <arthur@aheymans.xyz>
This commit is contained in:
Angel Pons 2020-11-12 11:56:07 +01:00
parent ffd50153b8
commit 9f58bb21a7
2 changed files with 596 additions and 621 deletions
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612
src/northbridge/intel/sandybridge/raminit_common.h
View File

@ -98,618 +98,6 @@ struct iosav_ssq {
} addr_update; } addr_update;
}; };
#define ZQCS_SEQUENCE(slotrank, gap, post, wrap) \
{ \
/* DRAM command ZQCS */ \
[0] = { \
.sp_cmd_ctrl = { \
.command = IOSAV_ZQCS, \
}, \
.subseq_ctrl = { \
.cmd_executions = 1, \
.cmd_delay_gap = gap, \
.post_ssq_wait = post, \
.data_direction = SSQ_NA, \
}, \
.sp_cmd_addr = { \
.address = 0, \
.rowbits = 6, \
.bank = 0, \
.rank = slotrank, \
}, \
.addr_update = { \
.addr_wrap = wrap, \
}, \
}, \
}
#define PREA_SEQUENCE(t_rp, wrap) \
{ \
/* DRAM command PREA */ \
[0] = { \
.sp_cmd_ctrl = { \
.command = IOSAV_PRE, \
.ranksel_ap = 1, \
}, \
.subseq_ctrl = { \
.cmd_executions = 1, \
.cmd_delay_gap = 3, \
.post_ssq_wait = t_rp, \
.data_direction = SSQ_NA, \
}, \
.sp_cmd_addr = { \
.address = 1024, \
.rowbits = 6, \
.bank = 0, \
.rank = slotrank, \
}, \
.addr_update = { \
.addr_wrap = wrap, \
}, \
}, \
}
#define READ_MPR_SEQUENCE(t_mod, loops, gap, loops2, post2) \
{ \
/* \
* DRAM command MRS \
* \
* Write MR3 MPR enable. In this mode only RD and RDA \
* are allowed, and all reads return a predefined pattern. \
*/ \
[0] = { \
.sp_cmd_ctrl = { \
.command = IOSAV_MRS, \
.ranksel_ap = 1, \
}, \
.subseq_ctrl = { \
.cmd_executions = 1, \
.cmd_delay_gap = 3, \
.post_ssq_wait = t_mod, \
.data_direction = SSQ_NA, \
}, \
.sp_cmd_addr = { \
.address = 4, \
.rowbits = 6, \
.bank = 3, \
.rank = slotrank, \
}, \
}, \
/* DRAM command RD */ \
[1] = { \
.sp_cmd_ctrl = { \
.command = IOSAV_RD, \
.ranksel_ap = 1, \
}, \
.subseq_ctrl = { \
.cmd_executions = loops, \
.cmd_delay_gap = gap, \
.post_ssq_wait = 4, \
.data_direction = SSQ_RD, \
}, \
.sp_cmd_addr = { \
.address = 0, \
.rowbits = 0, \
.bank = 0, \
.rank = slotrank, \
}, \
}, \
/* DRAM command RD */ \
[2] = { \
.sp_cmd_ctrl = { \
.command = IOSAV_RD, \
.ranksel_ap = 1, \
}, \
.subseq_ctrl = { \
.cmd_executions = loops2, \
.cmd_delay_gap = 4, \
.post_ssq_wait = post2, \
.data_direction = SSQ_NA, \
}, \
.sp_cmd_addr = { \
.address = 0, \
.rowbits = 6, \
.bank = 0, \
.rank = slotrank, \
}, \
}, \
/* \
* DRAM command MRS \
* \
* Write MR3 MPR disable. \
*/ \
[3] = { \
.sp_cmd_ctrl = { \
.command = IOSAV_MRS, \
.ranksel_ap = 1, \
}, \
.subseq_ctrl = { \
.cmd_executions = 1, \
.cmd_delay_gap = 3, \
.post_ssq_wait = t_mod, \
.data_direction = SSQ_NA, \
}, \
.sp_cmd_addr = { \
.address = 0, \
.rowbits = 6, \
.bank = 3, \
.rank = slotrank, \
}, \
}, \
}
#define MISC_WRITE_SEQUENCE(gap0, loops0, gap1, loops2, wrap2) \
{ \
/* DRAM command ACT */ \
[0] = { \
.sp_cmd_ctrl = { \
.command = IOSAV_ACT, \
.ranksel_ap = 1, \
}, \
.subseq_ctrl = { \
.cmd_executions = loops0, \
.cmd_delay_gap = gap0, \
.post_ssq_wait = ctrl->tRCD, \
.data_direction = SSQ_NA, \
}, \
.sp_cmd_addr = { \
.address = 0, \
.rowbits = 6, \
.bank = 0, \
.rank = slotrank, \
}, \
.addr_update = { \
.inc_bank = loops0 == 1 ? 0 : 1, \
.addr_wrap = loops0 == 1 ? 0 : 18, \
}, \
}, \
/* DRAM command NOP */ \
[1] = { \
.sp_cmd_ctrl = { \
.command = IOSAV_NOP, \
.ranksel_ap = 1, \
}, \
.subseq_ctrl = { \
.cmd_executions = 1, \
.cmd_delay_gap = gap1, \
.post_ssq_wait = 4, \
.data_direction = SSQ_WR, \
}, \
.sp_cmd_addr = { \
.address = 8, \
.rowbits = 0, \
.bank = 0, \
.rank = slotrank, \
}, \
.addr_update = { \
.addr_wrap = 31, \
}, \
}, \
/* DRAM command WR */ \
[2] = { \
.sp_cmd_ctrl = { \
.command = IOSAV_WR, \
.ranksel_ap = 1, \
}, \
.subseq_ctrl = { \
.cmd_executions = loops2, \
.cmd_delay_gap = 4, \
.post_ssq_wait = 4, \
.data_direction = SSQ_WR, \
}, \
.sp_cmd_addr = { \
.address = 0, \
.rowbits = 0, \
.bank = 0, \
.rank = slotrank, \
}, \
.addr_update = { \
.inc_addr_8 = 1, \
.addr_wrap = wrap2, \
}, \
}, \
/* DRAM command NOP */ \
[3] = { \
.sp_cmd_ctrl = { \
.command = IOSAV_NOP, \
.ranksel_ap = 1, \
}, \
.subseq_ctrl = { \
.cmd_executions = 1, \
.cmd_delay_gap = 3, \
.post_ssq_wait = ctrl->CWL + ctrl->tWTR + 5, \
.data_direction = SSQ_WR, \
}, \
.sp_cmd_addr = { \
.address = 8, \
.rowbits = 0, \
.bank = 0, \
.rank = slotrank, \
}, \
.addr_update = { \
.addr_wrap = 31, \
}, \
}, \
}
#define COMMAND_TRAINING_SEQUENCE(ctr) \
{ \
/* DRAM command ACT */ \
[0] = { \
.sp_cmd_ctrl = { \
.command = IOSAV_ACT, \
.ranksel_ap = 1, \
}, \
.subseq_ctrl = { \
.cmd_executions = 8, \
.cmd_delay_gap = MAX(ctrl->tRRD, (ctrl->tFAW >> 2) + 1), \
.post_ssq_wait = ctrl->tRCD, \
.data_direction = SSQ_NA, \
}, \
.sp_cmd_addr = { \
.address = ctr, \
.rowbits = 6, \
.bank = 0, \
.rank = slotrank, \
}, \
.addr_update = { \
.inc_bank = 1, \
.addr_wrap = 18, \
}, \
}, \
/* DRAM command WR */ \
[1] = { \
.sp_cmd_ctrl = { \
.command = IOSAV_WR, \
.ranksel_ap = 1, \
}, \
.subseq_ctrl = { \
.cmd_executions = 32, \
.cmd_delay_gap = 4, \
.post_ssq_wait = ctrl->CWL + ctrl->tWTR + 8, \
.data_direction = SSQ_WR, \
}, \
.sp_cmd_addr = { \
.address = 0, \
.rowbits = 0, \
.bank = 0, \
.rank = slotrank, \
}, \
.addr_update = { \
.inc_addr_8 = 1, \
.addr_wrap = 18, \
.lfsr_upd = 3, \
.lfsr_xors = 2, \
}, \
}, \
/* DRAM command RD */ \
[2] = { \
.sp_cmd_ctrl = { \
.command = IOSAV_RD, \
.ranksel_ap = 1, \
}, \
.subseq_ctrl = { \
.cmd_executions = 32, \
.cmd_delay_gap = 4, \
.post_ssq_wait = MAX(ctrl->tRTP, 8), \
.data_direction = SSQ_RD, \
}, \
.sp_cmd_addr = { \
.address = 0, \
.rowbits = 0, \
.bank = 0, \
.rank = slotrank, \
}, \
.addr_update = { \
.inc_addr_8 = 1, \
.addr_wrap = 18, \
.lfsr_upd = 3, \
.lfsr_xors = 2, \
}, \
}, \
/* DRAM command PRE */ \
[3] = { \
.sp_cmd_ctrl = { \
.command = IOSAV_PRE, \
.ranksel_ap = 1, \
}, \
.subseq_ctrl = { \
.cmd_executions = 1, \
.cmd_delay_gap = 4, \
.post_ssq_wait = 15, \
.data_direction = SSQ_NA, \
}, \
.sp_cmd_addr = { \
.address = 1024, \
.rowbits = 6, \
.bank = 0, \
.rank = slotrank, \
}, \
.addr_update = { \
.addr_wrap = 18, \
}, \
}, \
}
#define WRITE_DATA_SEQUENCE \
{ \
/* DRAM command ACT */ \
[0] = { \
.sp_cmd_ctrl = { \
.command = IOSAV_ACT, \
.ranksel_ap = 1, \
}, \
.subseq_ctrl = { \
.cmd_executions = 4, \
.cmd_delay_gap = MAX(ctrl->tRRD, (ctrl->tFAW >> 2) + 1), \
.post_ssq_wait = ctrl->tRCD, \
.data_direction = SSQ_NA, \
}, \
.sp_cmd_addr = { \
.address = 0, \
.rowbits = 6, \
.bank = 0, \
.rank = slotrank, \
}, \
.addr_update = { \
.inc_bank = 0, \
.addr_wrap = 18, \
}, \
}, \
/* DRAM command WR */ \
[1] = { \
.sp_cmd_ctrl = { \
.command = IOSAV_WR, \
.ranksel_ap = 1, \
}, \
.subseq_ctrl = { \
.cmd_executions = 32, \
.cmd_delay_gap = 20, \
.post_ssq_wait = ctrl->CWL + ctrl->tWTR + 8, \
.data_direction = SSQ_WR, \
}, \
.sp_cmd_addr = { \
.address = 0, \
.rowbits = 0, \
.bank = 0, \
.rank = slotrank, \
}, \
.addr_update = { \
.inc_addr_8 = 1, \
.addr_wrap = 18, \
}, \
}, \
/* DRAM command RD */ \
[2] = { \
.sp_cmd_ctrl = { \
.command = IOSAV_RD, \
.ranksel_ap = 1, \
}, \
.subseq_ctrl = { \
.cmd_executions = 32, \
.cmd_delay_gap = 20, \
.post_ssq_wait = MAX(ctrl->tRTP, 8), \
.data_direction = SSQ_RD, \
}, \
.sp_cmd_addr = { \
.address = 0, \
.rowbits = 0, \
.bank = 0, \
.rank = slotrank, \
}, \
.addr_update = { \
.inc_addr_8 = 1, \
.addr_wrap = 18, \
}, \
}, \
/* DRAM command PRE */ \
[3] = { \
.sp_cmd_ctrl = { \
.command = IOSAV_PRE, \
.ranksel_ap = 1, \
}, \
.subseq_ctrl = { \
.cmd_executions = 1, \
.cmd_delay_gap = 3, \
.post_ssq_wait = ctrl->tRP, \
.data_direction = SSQ_NA, \
}, \
.sp_cmd_addr = { \
.address = 1024, \
.rowbits = 6, \
.bank = 0, \
.rank = slotrank, \
}, \
}, \
}
#define AGGRESSIVE_WRITE_READ_SEQUENCE \
{ \
/* DRAM command ACT */ \
[0] = { \
.sp_cmd_ctrl = { \
.command = IOSAV_ACT, \
.ranksel_ap = 1, \
}, \
.subseq_ctrl = { \
.cmd_executions = 4, \
.cmd_delay_gap = MAX((ctrl->tFAW >> 2) + 1, ctrl->tRRD), \
.post_ssq_wait = ctrl->tRCD, \
.data_direction = SSQ_NA, \
}, \
.sp_cmd_addr = { \
.address = 0, \
.rowbits = 6, \
.bank = 0, \
.rank = slotrank, \
}, \
.addr_update = { \
.inc_bank = 1, \
.addr_wrap = 18, \
}, \
}, \
/* DRAM command WR */ \
[1] = { \
.sp_cmd_ctrl = { \
.command = IOSAV_WR, \
.ranksel_ap = 1, \
}, \
.subseq_ctrl = { \
.cmd_executions = 480, \
.cmd_delay_gap = 4, \
.post_ssq_wait = ctrl->tWTR + ctrl->CWL + 8, \
.data_direction = SSQ_WR, \
}, \
.sp_cmd_addr = { \
.address = 0, \
.rowbits = 0, \
.bank = 0, \
.rank = slotrank, \
}, \
.addr_update = { \
.inc_addr_8 = 1, \
.addr_wrap = 18, \
}, \
}, \
/* DRAM command RD */ \
[2] = { \
.sp_cmd_ctrl = { \
.command = IOSAV_RD, \
.ranksel_ap = 1, \
}, \
.subseq_ctrl = { \
.cmd_executions = 480, \
.cmd_delay_gap = 4, \
.post_ssq_wait = MAX(ctrl->tRTP, 8), \
.data_direction = SSQ_RD, \
}, \
.sp_cmd_addr = { \
.address = 0, \
.rowbits = 0, \
.bank = 0, \
.rank = slotrank, \
}, \
.addr_update = { \
.inc_addr_8 = 1, \
.addr_wrap = 18, \
}, \
}, \
/* DRAM command PRE */ \
[3] = { \
.sp_cmd_ctrl = { \
.command = IOSAV_PRE, \
.ranksel_ap = 1, \
}, \
.subseq_ctrl = { \
.cmd_executions = 1, \
.cmd_delay_gap = 4, \
.post_ssq_wait = ctrl->tRP, \
.data_direction = SSQ_NA, \
}, \
.sp_cmd_addr = { \
.address = 1024, \
.rowbits = 6, \
.bank = 0, \
.rank = slotrank, \
}, \
}, \
}
#define MEMORY_TEST_SEQUENCE \
{ \
/* DRAM command ACT */ \
[0] = { \
.sp_cmd_ctrl = { \
.command = IOSAV_ACT, \
.ranksel_ap = 1, \
}, \
.subseq_ctrl = { \
.cmd_executions = 4, \
.cmd_delay_gap = 8, \
.post_ssq_wait = 40, \
.data_direction = SSQ_NA, \
}, \
.sp_cmd_addr = { \
.address = 0, \
.rowbits = 6, \
.bank = 0, \
.rank = slotrank, \
}, \
.addr_update = { \
.inc_bank = 1, \
.addr_wrap = 18, \
}, \
}, \
/* DRAM command WR */ \
[1] = { \
.sp_cmd_ctrl = { \
.command = IOSAV_WR, \
.ranksel_ap = 1, \
}, \
.subseq_ctrl = { \
.cmd_executions = 100, \
.cmd_delay_gap = 4, \
.post_ssq_wait = 40, \
.data_direction = SSQ_WR, \
}, \
.sp_cmd_addr = { \
.address = 0, \
.rowbits = 0, \
.bank = 0, \
.rank = slotrank, \
}, \
.addr_update = { \
.inc_addr_8 = 1, \
.addr_wrap = 18, \
}, \
}, \
/* DRAM command RD */ \
[2] = { \
.sp_cmd_ctrl = { \
.command = IOSAV_RD, \
.ranksel_ap = 1, \
}, \
.subseq_ctrl = { \
.cmd_executions = 100, \
.cmd_delay_gap = 4, \
.post_ssq_wait = 40, \
.data_direction = SSQ_RD, \
}, \
.sp_cmd_addr = { \
.address = 0, \
.rowbits = 0, \
.bank = 0, \
.rank = slotrank, \
}, \
.addr_update = { \
.inc_addr_8 = 1, \
.addr_wrap = 18, \
}, \
}, \
/* DRAM command PRE */ \
[3] = { \
.sp_cmd_ctrl = { \
.command = IOSAV_PRE, \
.ranksel_ap = 1, \
}, \
.subseq_ctrl = { \
.cmd_executions = 1, \
.cmd_delay_gap = 3, \
.post_ssq_wait = 40, \
.data_direction = SSQ_NA, \
}, \
.sp_cmd_addr = { \
.address = 1024, \
.rowbits = 6, \
.bank = 0, \
.rank = slotrank, \
}, \
.addr_update = { \
.addr_wrap = 18, \
}, \
}, \
}
typedef struct ramctr_timing_st ramctr_timing; typedef struct ramctr_timing_st ramctr_timing;
void iosav_write_sequence(const int ch, const struct iosav_ssq *seq, const unsigned int length); void iosav_write_sequence(const int ch, const struct iosav_ssq *seq, const unsigned int length);

605
src/northbridge/intel/sandybridge/raminit_iosav.c
View File

@ -51,52 +51,639 @@ void wait_for_iosav(int channel)
void iosav_write_zqcs_sequence(int channel, int slotrank, u32 gap, u32 post, u32 wrap) void iosav_write_zqcs_sequence(int channel, int slotrank, u32 gap, u32 post, u32 wrap)
{ {
const struct iosav_ssq sequence[] = ZQCS_SEQUENCE(slotrank, gap, post, wrap); const struct iosav_ssq sequence[] = {
/* DRAM command ZQCS */
[0] = {
.sp_cmd_ctrl = {
.command = IOSAV_ZQCS,
},
.subseq_ctrl = {
.cmd_executions = 1,
.cmd_delay_gap = gap,
.post_ssq_wait = post,
.data_direction = SSQ_NA,
},
.sp_cmd_addr = {
.address = 0,
.rowbits = 6,
.bank = 0,
.rank = slotrank,
},
.addr_update = {
.addr_wrap = wrap,
},
},
};
iosav_write_sequence(channel, sequence, ARRAY_SIZE(sequence)); iosav_write_sequence(channel, sequence, ARRAY_SIZE(sequence));
} }
void iosav_write_prea_sequence(int channel, int slotrank, u32 post, u32 wrap) void iosav_write_prea_sequence(int channel, int slotrank, u32 post, u32 wrap)
{ {
const struct iosav_ssq sequence[] = PREA_SEQUENCE(post, wrap); const struct iosav_ssq sequence[] = {
/* DRAM command PREA */
[0] = {
.sp_cmd_ctrl = {
.command = IOSAV_PRE,
.ranksel_ap = 1,
},
.subseq_ctrl = {
.cmd_executions = 1,
.cmd_delay_gap = 3,
.post_ssq_wait = post,
.data_direction = SSQ_NA,
},
.sp_cmd_addr = {
.address = 1024,
.rowbits = 6,
.bank = 0,
.rank = slotrank,
},
.addr_update = {
.addr_wrap = wrap,
},
},
};
iosav_write_sequence(channel, sequence, ARRAY_SIZE(sequence)); iosav_write_sequence(channel, sequence, ARRAY_SIZE(sequence));
} }
void iosav_write_read_mpr_sequence( void iosav_write_read_mpr_sequence(
int channel, int slotrank, u32 tMOD, u32 loops, u32 gap, u32 loops2, u32 post2) int channel, int slotrank, u32 tMOD, u32 loops, u32 gap, u32 loops2, u32 post2)
{ {
const struct iosav_ssq sequence[] = READ_MPR_SEQUENCE(tMOD, loops, gap, loops2, post2); const struct iosav_ssq sequence[] = {
/*
* DRAM command MRS
*
* Write MR3 MPR enable. In this mode only RD and RDA
* are allowed, and all reads return a predefined pattern.
*/
[0] = {
.sp_cmd_ctrl = {
.command = IOSAV_MRS,
.ranksel_ap = 1,
},
.subseq_ctrl = {
.cmd_executions = 1,
.cmd_delay_gap = 3,
.post_ssq_wait = tMOD,
.data_direction = SSQ_NA,
},
.sp_cmd_addr = {
.address = 4,
.rowbits = 6,
.bank = 3,
.rank = slotrank,
},
},
/* DRAM command RD */
[1] = {
.sp_cmd_ctrl = {
.command = IOSAV_RD,
.ranksel_ap = 1,
},
.subseq_ctrl = {
.cmd_executions = loops,
.cmd_delay_gap = gap,
.post_ssq_wait = 4,
.data_direction = SSQ_RD,
},
.sp_cmd_addr = {
.address = 0,
.rowbits = 0,
.bank = 0,
.rank = slotrank,
},
},
/* DRAM command RD */
[2] = {
.sp_cmd_ctrl = {
.command = IOSAV_RD,
.ranksel_ap = 1,
},
.subseq_ctrl = {
.cmd_executions = loops2,
.cmd_delay_gap = 4,
.post_ssq_wait = post2,
.data_direction = SSQ_NA,
},
.sp_cmd_addr = {
.address = 0,
.rowbits = 6,
.bank = 0,
.rank = slotrank,
},
},
/*
* DRAM command MRS
*
* Write MR3 MPR disable.
*/
[3] = {
.sp_cmd_ctrl = {
.command = IOSAV_MRS,
.ranksel_ap = 1,
},
.subseq_ctrl = {
.cmd_executions = 1,
.cmd_delay_gap = 3,
.post_ssq_wait = tMOD,
.data_direction = SSQ_NA,
},
.sp_cmd_addr = {
.address = 0,
.rowbits = 6,
.bank = 3,
.rank = slotrank,
},
},
};
iosav_write_sequence(channel, sequence, ARRAY_SIZE(sequence)); iosav_write_sequence(channel, sequence, ARRAY_SIZE(sequence));
} }
void iosav_write_misc_write_sequence(ramctr_timing *ctrl, int channel, int slotrank, void iosav_write_misc_write_sequence(ramctr_timing *ctrl, int channel, int slotrank,
u32 gap0, u32 loops0, u32 gap1, u32 loops2, u32 wrap2) u32 gap0, u32 loops0, u32 gap1, u32 loops2, u32 wrap2)
{ {
const struct iosav_ssq sequence[] = const struct iosav_ssq sequence[] = {
MISC_WRITE_SEQUENCE(gap0, loops0, gap1, loops2, wrap2); /* DRAM command ACT */
[0] = {
.sp_cmd_ctrl = {
.command = IOSAV_ACT,
.ranksel_ap = 1,
},
.subseq_ctrl = {
.cmd_executions = loops0,
.cmd_delay_gap = gap0,
.post_ssq_wait = ctrl->tRCD,
.data_direction = SSQ_NA,
},
.sp_cmd_addr = {
.address = 0,
.rowbits = 6,
.bank = 0,
.rank = slotrank,
},
.addr_update = {
.inc_bank = loops0 == 1 ? 0 : 1,
.addr_wrap = loops0 == 1 ? 0 : 18,
},
},
/* DRAM command NOP */
[1] = {
.sp_cmd_ctrl = {
.command = IOSAV_NOP,
.ranksel_ap = 1,
},
.subseq_ctrl = {
.cmd_executions = 1,
.cmd_delay_gap = gap1,
.post_ssq_wait = 4,
.data_direction = SSQ_WR,
},
.sp_cmd_addr = {
.address = 8,
.rowbits = 0,
.bank = 0,
.rank = slotrank,
},
.addr_update = {
.addr_wrap = 31,
},
},
/* DRAM command WR */
[2] = {
.sp_cmd_ctrl = {
.command = IOSAV_WR,
.ranksel_ap = 1,
},
.subseq_ctrl = {
.cmd_executions = loops2,
.cmd_delay_gap = 4,
.post_ssq_wait = 4,
.data_direction = SSQ_WR,
},
.sp_cmd_addr = {
.address = 0,
.rowbits = 0,
.bank = 0,
.rank = slotrank,
},
.addr_update = {
.inc_addr_8 = 1,
.addr_wrap = wrap2,
},
},
/* DRAM command NOP */
[3] = {
.sp_cmd_ctrl = {
.command = IOSAV_NOP,
.ranksel_ap = 1,
},
.subseq_ctrl = {
.cmd_executions = 1,
.cmd_delay_gap = 3,
.post_ssq_wait = ctrl->CWL + ctrl->tWTR + 5,
.data_direction = SSQ_WR,
},
.sp_cmd_addr = {
.address = 8,
.rowbits = 0,
.bank = 0,
.rank = slotrank,
},
.addr_update = {
.addr_wrap = 31,
},
},
};
iosav_write_sequence(channel, sequence, ARRAY_SIZE(sequence)); iosav_write_sequence(channel, sequence, ARRAY_SIZE(sequence));
} }
void iosav_write_command_training_sequence( void iosav_write_command_training_sequence(
ramctr_timing *ctrl, int channel, int slotrank, unsigned int address) ramctr_timing *ctrl, int channel, int slotrank, unsigned int address)
{ {
const struct iosav_ssq sequence[] = COMMAND_TRAINING_SEQUENCE(address); const struct iosav_ssq sequence[] = {
/* DRAM command ACT */
[0] = {
.sp_cmd_ctrl = {
.command = IOSAV_ACT,
.ranksel_ap = 1,
},
.subseq_ctrl = {
.cmd_executions = 8,
.cmd_delay_gap = MAX(ctrl->tRRD, (ctrl->tFAW >> 2) + 1),
.post_ssq_wait = ctrl->tRCD,
.data_direction = SSQ_NA,
},
.sp_cmd_addr = {
.address = address,
.rowbits = 6,
.bank = 0,
.rank = slotrank,
},
.addr_update = {
.inc_bank = 1,
.addr_wrap = 18,
},
},
/* DRAM command WR */
[1] = {
.sp_cmd_ctrl = {
.command = IOSAV_WR,
.ranksel_ap = 1,
},
.subseq_ctrl = {
.cmd_executions = 32,
.cmd_delay_gap = 4,
.post_ssq_wait = ctrl->CWL + ctrl->tWTR + 8,
.data_direction = SSQ_WR,
},
.sp_cmd_addr = {
.address = 0,
.rowbits = 0,
.bank = 0,
.rank = slotrank,
},
.addr_update = {
.inc_addr_8 = 1,
.addr_wrap = 18,
.lfsr_upd = 3,
.lfsr_xors = 2,
},
},
/* DRAM command RD */
[2] = {
.sp_cmd_ctrl = {
.command = IOSAV_RD,
.ranksel_ap = 1,
},
.subseq_ctrl = {
.cmd_executions = 32,
.cmd_delay_gap = 4,
.post_ssq_wait = MAX(ctrl->tRTP, 8),
.data_direction = SSQ_RD,
},
.sp_cmd_addr = {
.address = 0,
.rowbits = 0,
.bank = 0,
.rank = slotrank,
},
.addr_update = {
.inc_addr_8 = 1,
.addr_wrap = 18,
.lfsr_upd = 3,
.lfsr_xors = 2,
},
},
/* DRAM command PRE */
[3] = {
.sp_cmd_ctrl = {
.command = IOSAV_PRE,
.ranksel_ap = 1,
},
.subseq_ctrl = {
.cmd_executions = 1,
.cmd_delay_gap = 4,
.post_ssq_wait = 15,
.data_direction = SSQ_NA,
},
.sp_cmd_addr = {
.address = 1024,
.rowbits = 6,
.bank = 0,
.rank = slotrank,
},
.addr_update = {
.addr_wrap = 18,
},
},
};
iosav_write_sequence(channel, sequence, ARRAY_SIZE(sequence)); iosav_write_sequence(channel, sequence, ARRAY_SIZE(sequence));
} }
void iosav_write_data_write_sequence(ramctr_timing *ctrl, int channel, int slotrank) void iosav_write_data_write_sequence(ramctr_timing *ctrl, int channel, int slotrank)
{ {
const struct iosav_ssq sequence[] = WRITE_DATA_SEQUENCE; const struct iosav_ssq sequence[] = {
/* DRAM command ACT */
[0] = {
.sp_cmd_ctrl = {
.command = IOSAV_ACT,
.ranksel_ap = 1,
},
.subseq_ctrl = {
.cmd_executions = 4,
.cmd_delay_gap = MAX(ctrl->tRRD, (ctrl->tFAW >> 2) + 1),
.post_ssq_wait = ctrl->tRCD,
.data_direction = SSQ_NA,
},
.sp_cmd_addr = {
.address = 0,
.rowbits = 6,
.bank = 0,
.rank = slotrank,
},
.addr_update = {
.inc_bank = 0,
.addr_wrap = 18,
},
},
/* DRAM command WR */
[1] = {
.sp_cmd_ctrl = {
.command = IOSAV_WR,
.ranksel_ap = 1,
},
.subseq_ctrl = {
.cmd_executions = 32,
.cmd_delay_gap = 20,
.post_ssq_wait = ctrl->CWL + ctrl->tWTR + 8,
.data_direction = SSQ_WR,
},
.sp_cmd_addr = {
.address = 0,
.rowbits = 0,
.bank = 0,
.rank = slotrank,
},
.addr_update = {
.inc_addr_8 = 1,
.addr_wrap = 18,
},
},
/* DRAM command RD */
[2] = {
.sp_cmd_ctrl = {
.command = IOSAV_RD,
.ranksel_ap = 1,
},
.subseq_ctrl = {
.cmd_executions = 32,
.cmd_delay_gap = 20,
.post_ssq_wait = MAX(ctrl->tRTP, 8),
.data_direction = SSQ_RD,
},
.sp_cmd_addr = {
.address = 0,
.rowbits = 0,
.bank = 0,
.rank = slotrank,
},
.addr_update = {
.inc_addr_8 = 1,
.addr_wrap = 18,
},
},
/* DRAM command PRE */
[3] = {
.sp_cmd_ctrl = {
.command = IOSAV_PRE,
.ranksel_ap = 1,
},
.subseq_ctrl = {
.cmd_executions = 1,
.cmd_delay_gap = 3,
.post_ssq_wait = ctrl->tRP,
.data_direction = SSQ_NA,
},
.sp_cmd_addr = {
.address = 1024,
.rowbits = 6,
.bank = 0,
.rank = slotrank,
},
},
};
iosav_write_sequence(channel, sequence, ARRAY_SIZE(sequence)); iosav_write_sequence(channel, sequence, ARRAY_SIZE(sequence));
} }
void iosav_write_aggressive_write_read_sequence(ramctr_timing *ctrl, int channel, int slotrank) void iosav_write_aggressive_write_read_sequence(ramctr_timing *ctrl, int channel, int slotrank)
{ {
const struct iosav_ssq sequence[] = AGGRESSIVE_WRITE_READ_SEQUENCE; const struct iosav_ssq sequence[] = {
/* DRAM command ACT */
[0] = {
.sp_cmd_ctrl = {
.command = IOSAV_ACT,
.ranksel_ap = 1,
},
.subseq_ctrl = {
.cmd_executions = 4,
.cmd_delay_gap = MAX((ctrl->tFAW >> 2) + 1, ctrl->tRRD),
.post_ssq_wait = ctrl->tRCD,
.data_direction = SSQ_NA,
},
.sp_cmd_addr = {
.address = 0,
.rowbits = 6,
.bank = 0,
.rank = slotrank,
},
.addr_update = {
.inc_bank = 1,
.addr_wrap = 18,
},
},
/* DRAM command WR */
[1] = {
.sp_cmd_ctrl = {
.command = IOSAV_WR,
.ranksel_ap = 1,
},
.subseq_ctrl = {
.cmd_executions = 480,
.cmd_delay_gap = 4,
.post_ssq_wait = ctrl->tWTR + ctrl->CWL + 8,
.data_direction = SSQ_WR,
},
.sp_cmd_addr = {
.address = 0,
.rowbits = 0,
.bank = 0,
.rank = slotrank,
},
.addr_update = {
.inc_addr_8 = 1,
.addr_wrap = 18,
},
},
/* DRAM command RD */
[2] = {
.sp_cmd_ctrl = {
.command = IOSAV_RD,
.ranksel_ap = 1,
},
.subseq_ctrl = {
.cmd_executions = 480,
.cmd_delay_gap = 4,
.post_ssq_wait = MAX(ctrl->tRTP, 8),
.data_direction = SSQ_RD,
},
.sp_cmd_addr = {
.address = 0,
.rowbits = 0,
.bank = 0,
.rank = slotrank,
},
.addr_update = {
.inc_addr_8 = 1,
.addr_wrap = 18,
},
},
/* DRAM command PRE */
[3] = {
.sp_cmd_ctrl = {
.command = IOSAV_PRE,
.ranksel_ap = 1,
},
.subseq_ctrl = {
.cmd_executions = 1,
.cmd_delay_gap = 4,
.post_ssq_wait = ctrl->tRP,
.data_direction = SSQ_NA,
},
.sp_cmd_addr = {
.address = 1024,
.rowbits = 6,
.bank = 0,
.rank = slotrank,
},
},
};
iosav_write_sequence(channel, sequence, ARRAY_SIZE(sequence)); iosav_write_sequence(channel, sequence, ARRAY_SIZE(sequence));
} }
void iosav_write_memory_test_sequence(ramctr_timing *ctrl, int channel, int slotrank) void iosav_write_memory_test_sequence(ramctr_timing *ctrl, int channel, int slotrank)
{ {
const struct iosav_ssq sequence[] = MEMORY_TEST_SEQUENCE; const struct iosav_ssq sequence[] = {
/* DRAM command ACT */
[0] = {
.sp_cmd_ctrl = {
.command = IOSAV_ACT,
.ranksel_ap = 1,
},
.subseq_ctrl = {
.cmd_executions = 4,
.cmd_delay_gap = 8,
.post_ssq_wait = 40,
.data_direction = SSQ_NA,
},
.sp_cmd_addr = {
.address = 0,
.rowbits = 6,
.bank = 0,
.rank = slotrank,
},
.addr_update = {
.inc_bank = 1,
.addr_wrap = 18,
},
},
/* DRAM command WR */
[1] = {
.sp_cmd_ctrl = {
.command = IOSAV_WR,
.ranksel_ap = 1,
},
.subseq_ctrl = {
.cmd_executions = 100,
.cmd_delay_gap = 4,
.post_ssq_wait = 40,
.data_direction = SSQ_WR,
},
.sp_cmd_addr = {
.address = 0,
.rowbits = 0,
.bank = 0,
.rank = slotrank,
},
.addr_update = {
.inc_addr_8 = 1,
.addr_wrap = 18,
},
},
/* DRAM command RD */
[2] = {
.sp_cmd_ctrl = {
.command = IOSAV_RD,
.ranksel_ap = 1,
},
.subseq_ctrl = {
.cmd_executions = 100,
.cmd_delay_gap = 4,
.post_ssq_wait = 40,
.data_direction = SSQ_RD,
},
.sp_cmd_addr = {
.address = 0,
.rowbits = 0,
.bank = 0,
.rank = slotrank,
},
.addr_update = {
.inc_addr_8 = 1,
.addr_wrap = 18,
},
},
/* DRAM command PRE */
[3] = {
.sp_cmd_ctrl = {
.command = IOSAV_PRE,
.ranksel_ap = 1,
},
.subseq_ctrl = {
.cmd_executions = 1,
.cmd_delay_gap = 3,
.post_ssq_wait = 40,
.data_direction = SSQ_NA,
},
.sp_cmd_addr = {
.address = 1024,
.rowbits = 6,
.bank = 0,
.rank = slotrank,
},
.addr_update = {
.addr_wrap = 18,
},
},
};
iosav_write_sequence(channel, sequence, ARRAY_SIZE(sequence)); iosav_write_sequence(channel, sequence, ARRAY_SIZE(sequence));
} }