nb/intel/x4x: Place raminit definitions in raminit.h
There's no need to have implementation details in a public header.
Tested with BUILD_TIMELESS=1, Asus P5QL PRO remains identical.
Change-Id: I04d8c610d3e52adecfe96cc435f0523bedf3060a
Signed-off-by: Angel Pons <th3fanbus@gmail.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/45424
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Patrick Rudolph <siro@das-labor.org>
diff --git a/src/northbridge/intel/x4x/raminit.h b/src/northbridge/intel/x4x/raminit.h
new file mode 100644
index 0000000..ca58b1f
--- /dev/null
+++ b/src/northbridge/intel/x4x/raminit.h
@@ -0,0 +1,247 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+
+#ifndef __X4X_RAMINIT_H__
+#define __X4X_RAMINIT_H__
+
+#include <stdint.h>
+
+#define NOP_CMD 0x2
+#define PRECHARGE_CMD 0x4
+#define MRS_CMD 0x6
+#define EMRS_CMD 0x8
+#define EMRS1_CMD (EMRS_CMD | 0x10)
+#define EMRS2_CMD (EMRS_CMD | 0x20)
+#define EMRS3_CMD (EMRS_CMD | 0x30)
+#define ZQCAL_CMD 0xa
+#define CBR_CMD 0xc
+#define NORMALOP_CMD 0xe
+
+#define TOTAL_CHANNELS 2
+#define TOTAL_DIMMS 4
+#define TOTAL_BYTELANES 8
+#define DIMMS_PER_CHANNEL (TOTAL_DIMMS / TOTAL_CHANNELS)
+#define RAW_CARD_UNPOPULATED 0xff
+#define RAW_CARD_POPULATED 0
+
+#define DIMM_IS_POPULATED(dimms, idx) (dimms[idx].card_type != RAW_CARD_UNPOPULATED)
+#define IF_DIMM_POPULATED(dimms, idx) if (dimms[idx].card_type != RAW_CARD_UNPOPULATED)
+#define ONLY_DIMMA_IS_POPULATED(dimms, ch) ( \
+ (DIMM_IS_POPULATED(dimms, (ch == 0) ? 0 : 2) && \
+ !DIMM_IS_POPULATED(dimms, (ch == 0) ? 1 : 3)))
+#define ONLY_DIMMB_IS_POPULATED(dimms, ch) ( \
+ (DIMM_IS_POPULATED(dimms, (ch == 0) ? 1 : 3) && \
+ !DIMM_IS_POPULATED(dimms, (ch == 0) ? 0 : 2)))
+#define BOTH_DIMMS_ARE_POPULATED(dimms, ch) ( \
+ (DIMM_IS_POPULATED(dimms, (ch == 0) ? 0 : 2) && \
+ (DIMM_IS_POPULATED(dimms, (ch == 0) ? 1 : 3))))
+#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 FOR_EACH_DIMM_IN_CHANNEL(ch, idx) \
+ for (idx = (ch) << 1; idx < ((ch) << 1) + DIMMS_PER_CHANNEL; ++idx)
+#define FOR_EACH_POPULATED_DIMM_IN_CHANNEL(dimms, ch, idx) \
+ FOR_EACH_DIMM_IN_CHANNEL(ch, idx) IF_DIMM_POPULATED(dimms, idx)
+#define CHANNEL_IS_POPULATED(dimms, idx) \
+ ((dimms[idx<<1].card_type != RAW_CARD_UNPOPULATED) \
+ || (dimms[(idx<<1) + 1].card_type != RAW_CARD_UNPOPULATED))
+#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 != RAW_CARD_UNPOPULATED) \
+ || (dimms[(idx<<1) + 1].card_type != RAW_CARD_UNPOPULATED))
+#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 RANK_IS_POPULATED(dimms, ch, r) \
+ (((dimms[ch<<1].card_type != RAW_CARD_UNPOPULATED) && ((r) < dimms[ch<<1].ranks)) || \
+ ((dimms[(ch<<1) + 1].card_type != RAW_CARD_UNPOPULATED) && ((r) >= 2) && ((r) < (dimms[(ch<<1) + 1].ranks + 2))))
+#define IF_RANK_POPULATED(dimms, ch, r) \
+ if (((dimms[ch<<1].card_type != RAW_CARD_UNPOPULATED) \
+ && ((r) < dimms[ch<<1].ranks)) \
+ || ((dimms[(ch<<1) + 1].card_type != RAW_CARD_UNPOPULATED) \
+ && ((r) >= 2) && ((r) < (dimms[(ch<<1) + 1].ranks + 2))))
+#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_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_POPULATED(dimms, ch, r)
+#define FOR_EACH_BYTELANE(l) \
+ for (l = 0; l < TOTAL_BYTELANES; l++)
+#define FOR_EACH_POPULATED_CHANNEL_AND_BYTELANE(dimms, ch, l) \
+ FOR_EACH_POPULATED_CHANNEL (dimms, ch) FOR_EACH_BYTELANE(l)
+
+#define DDR3_MAX_CAS 18
+
+enum fsb_clock {
+ FSB_CLOCK_800MHz = 0,
+ FSB_CLOCK_1066MHz = 1,
+ FSB_CLOCK_1333MHz = 2,
+};
+
+enum mem_clock {
+ MEM_CLOCK_400MHz = 0,
+ MEM_CLOCK_533MHz = 1,
+ MEM_CLOCK_667MHz = 2,
+ MEM_CLOCK_800MHz = 3,
+ MEM_CLOCK_1066MHz = 4,
+ MEM_CLOCK_1333MHz = 5,
+};
+
+enum ddr {
+ DDR2 = 2,
+ DDR3 = 3,
+};
+
+enum ddrxspd {
+ DDR2SPD = 0x8,
+ DDR3SPD = 0xb,
+};
+
+enum chip_width { /* as in DDR3 spd */
+ CHIP_WIDTH_x4 = 0,
+ CHIP_WIDTH_x8 = 1,
+ CHIP_WIDTH_x16 = 2,
+ CHIP_WIDTH_x32 = 3,
+};
+
+enum chip_cap { /* as in DDR3 spd */
+ CHIP_CAP_256M = 0,
+ CHIP_CAP_512M = 1,
+ CHIP_CAP_1G = 2,
+ CHIP_CAP_2G = 3,
+ CHIP_CAP_4G = 4,
+ CHIP_CAP_8G = 5,
+ CHIP_CAP_16G = 6,
+};
+
+struct dll_setting {
+ u8 tap;
+ u8 pi;
+ u8 db_en;
+ u8 db_sel;
+ u8 clk_delay;
+ u8 coarse;
+};
+
+struct rt_dqs_setting {
+ u8 tap;
+ u8 pi;
+};
+
+enum n_banks {
+ N_BANKS_4 = 0,
+ N_BANKS_8 = 1,
+};
+
+struct timings {
+ unsigned int CAS;
+ unsigned int tclk;
+ enum fsb_clock fsb_clk;
+ enum mem_clock mem_clk;
+ unsigned int tRAS;
+ unsigned int tRP;
+ unsigned int tRCD;
+ unsigned int tWR;
+ unsigned int tRFC;
+ unsigned int tWTR;
+ unsigned int tRRD;
+ unsigned int tRTP;
+};
+
+struct dimminfo {
+ unsigned int card_type; /* 0xff: unpopulated, 0xa - 0xf: raw card type A - F */
+ enum chip_width width;
+ unsigned int page_size; /* of whole DIMM in Bytes (4096 or 8192) */
+ enum n_banks n_banks;
+ unsigned int ranks;
+ unsigned int rows;
+ unsigned int cols;
+ u16 spd_crc;
+ u8 mirrored;
+};
+
+struct rcven_timings {
+ u8 min_common_coarse;
+ u8 coarse_offset[TOTAL_BYTELANES];
+ u8 medium[TOTAL_BYTELANES];
+ u8 tap[TOTAL_BYTELANES];
+ u8 pi[TOTAL_BYTELANES];
+};
+
+/* The setup is up to two DIMMs per channel */
+struct sysinfo {
+ int boot_path;
+ enum fsb_clock max_fsb;
+
+ int dimm_config[2];
+ int spd_type;
+ int channel_capacity[2];
+ struct timings selected_timings;
+ struct dimminfo dimms[4];
+ u8 spd_map[4];
+ struct rcven_timings rcven_t[TOTAL_CHANNELS];
+ /*
+ * The rt_dqs delay register for rank 0 seems to be used
+ * for all other ranks on the channel, so only save that
+ */
+ struct rt_dqs_setting rt_dqs[TOTAL_CHANNELS][TOTAL_BYTELANES];
+ struct dll_setting dqs_settings[TOTAL_CHANNELS][TOTAL_BYTELANES];
+ struct dll_setting dq_settings[TOTAL_CHANNELS][TOTAL_BYTELANES];
+ u8 nmode;
+ u8 stacked_mode;
+};
+
+enum ddr2_signals {
+ CLKSET0 = 0,
+ CTRL0,
+ CLKSET1,
+ CMD,
+ CTRL1,
+ CTRL2,
+ CTRL3,
+};
+
+void sdram_initialize(int boot_path, const u8 *spd_map);
+void do_raminit(struct sysinfo *, int fast_boot);
+void rcven(struct sysinfo *s);
+u32 fsb_to_mhz(u32 speed);
+u32 ddr_to_mhz(u32 speed);
+u32 test_address(int channel, int rank);
+void dqsset(u8 ch, u8 lane, const struct dll_setting *setting);
+void dqset(u8 ch, u8 lane, const struct dll_setting *setting);
+void rt_set_dqs(u8 channel, u8 lane, u8 rank, struct rt_dqs_setting *dqs_setting);
+int do_write_training(struct sysinfo *s);
+int do_read_training(struct sysinfo *s);
+void search_write_leveling(struct sysinfo *s);
+void send_jedec_cmd(const struct sysinfo *s, u8 r, u8 ch, u8 cmd, u32 val);
+
+extern const struct dll_setting default_ddr2_667_ctrl[7];
+extern const struct dll_setting default_ddr2_800_ctrl[7];
+extern const struct dll_setting default_ddr3_800_ctrl[2][7];
+extern const struct dll_setting default_ddr3_1067_ctrl[2][7];
+extern const struct dll_setting default_ddr3_1333_ctrl[2][7];
+extern const struct dll_setting default_ddr2_667_dqs[TOTAL_BYTELANES];
+extern const struct dll_setting default_ddr2_800_dqs[TOTAL_BYTELANES];
+extern const struct dll_setting default_ddr3_800_dqs[2][TOTAL_BYTELANES];
+extern const struct dll_setting default_ddr3_1067_dqs[2][TOTAL_BYTELANES];
+extern const struct dll_setting default_ddr3_1333_dqs[2][TOTAL_BYTELANES];
+extern const struct dll_setting default_ddr2_667_dq[TOTAL_BYTELANES];
+extern const struct dll_setting default_ddr2_800_dq[TOTAL_BYTELANES];
+extern const struct dll_setting default_ddr3_800_dq[2][TOTAL_BYTELANES];
+extern const struct dll_setting default_ddr3_1067_dq[2][TOTAL_BYTELANES];
+extern const struct dll_setting default_ddr3_1333_dq[2][TOTAL_BYTELANES];
+extern const u8 ddr3_emrs1_rtt_nom_config[16][4];
+extern const u8 post_jedec_tab[3][4][2];
+extern const u32 ddr3_c2_tab[2][3][6][2];
+extern const u8 ddr3_c2_x264[3][6];
+extern const u16 ddr3_c2_x23c[3][6];
+
+#endif /* __X4X_RAMINIT_H__ */