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	ichspi.c: Make ich_init_opcodes() parameteric on ich_generation
Work towards dropping ich_generation global usage and make the ich_init_opcodes() function pure. Change-Id: I68cc078cc8bc1c772f52ca3e5e12559991180210 Signed-off-by: Edward O'Callaghan <quasisec@google.com> Reviewed-on: https://review.coreboot.org/c/flashrom/+/43499 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Angel Pons <th3fanbus@gmail.com>
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						Edward O'Callaghan
					
				
			
			
				
	
			
			
			
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								ichspi.c
									
									
									
									
									
								
							@@ -288,8 +288,8 @@ static uint16_t REGREAD8(int X)
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/* Common SPI functions */
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static int find_opcode(OPCODES *op, uint8_t opcode);
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static int find_preop(OPCODES *op, uint8_t preop);
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static int generate_opcodes(OPCODES * op);
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static int program_opcodes(OPCODES *op, int enable_undo);
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static int generate_opcodes(OPCODES * op, enum ich_chipset ich_gen);
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static int program_opcodes(OPCODES *op, int enable_undo, enum ich_chipset ich_gen);
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static int run_opcode(const struct flashctx *flash, OPCODE op, uint32_t offset,
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		      uint8_t datalength, uint8_t * data);
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@@ -524,7 +524,7 @@ static int reprogram_opcode_on_the_fly(uint8_t opcode, unsigned int writecnt, un
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	int oppos = 2;	// use original JEDEC_BE_D8 offset
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	curopcodes->opcode[oppos].opcode = opcode;
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	curopcodes->opcode[oppos].spi_type = spi_type;
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	program_opcodes(curopcodes, 0);
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	program_opcodes(curopcodes, 0, ich_generation);
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	oppos = find_opcode(curopcodes, opcode);
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	msg_pdbg2("on-the-fly OPCODE (0x%02X) re-programmed, op-pos=%d\n", opcode, oppos);
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	return oppos;
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@@ -565,7 +565,7 @@ static int find_preop(OPCODES *op, uint8_t preop)
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}
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/* Create a struct OPCODES based on what we find in the locked down chipset. */
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static int generate_opcodes(OPCODES * op)
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static int generate_opcodes(OPCODES * op, enum ich_chipset ich_gen)
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{
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	int a;
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	uint16_t preop, optype;
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@@ -576,7 +576,7 @@ static int generate_opcodes(OPCODES * op)
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		return -1;
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	}
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	switch (ich_generation) {
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	switch (ich_gen) {
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	case CHIPSET_ICH7:
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	case CHIPSET_TUNNEL_CREEK:
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	case CHIPSET_CENTERTON:
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@@ -619,7 +619,7 @@ static int generate_opcodes(OPCODES * op)
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	return 0;
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}
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static int program_opcodes(OPCODES *op, int enable_undo)
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static int program_opcodes(OPCODES *op, int enable_undo, enum ich_chipset ich_gen)
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{
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	uint8_t a;
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	uint16_t preop, optype;
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@@ -650,7 +650,7 @@ static int program_opcodes(OPCODES *op, int enable_undo)
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	}
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	msg_pdbg2("\n%s: preop=%04x optype=%04x opmenu=%08x%08x\n", __func__, preop, optype, opmenu[0], opmenu[1]);
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	switch (ich_generation) {
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	switch (ich_gen) {
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	case CHIPSET_ICH7:
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	case CHIPSET_TUNNEL_CREEK:
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	case CHIPSET_CENTERTON:
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@@ -801,7 +801,7 @@ static void ich_fill_data(const uint8_t *data, int len, int reg0_off)
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 *
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 * It should be called before ICH sends any spi command.
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 */
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static int ich_init_opcodes(void)
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static int ich_init_opcodes(enum ich_chipset ich_gen)
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{
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	int rc = 0;
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	OPCODES *curopcodes_done;
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@@ -812,11 +812,11 @@ static int ich_init_opcodes(void)
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	if (ichspi_lock) {
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		msg_pdbg("Reading OPCODES... ");
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		curopcodes_done = &O_EXISTING;
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		rc = generate_opcodes(curopcodes_done);
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		rc = generate_opcodes(curopcodes_done, ich_gen);
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	} else {
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		msg_pdbg("Programming OPCODES... ");
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		curopcodes_done = &O_ST_M25P;
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		rc = program_opcodes(curopcodes_done, 1);
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		rc = program_opcodes(curopcodes_done, 1, ich_gen);
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	}
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	if (rc) {
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@@ -1810,7 +1810,7 @@ int ich_init_spi(void *spibar, enum ich_chipset ich_gen)
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			msg_pwarn("WARNING: SPI Configuration Lockdown activated.\n");
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			ichspi_lock = 1;
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		}
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		ich_init_opcodes();
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		ich_init_opcodes(ich_gen);
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		ich_set_bbar(0);
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		register_spi_master(&spi_master_ich7);
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		break;
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@@ -1851,7 +1851,7 @@ int ich_init_spi(void *spibar, enum ich_chipset ich_gen)
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			msg_pinfo("The Flash Descriptor Override Strap-Pin is set. Restrictions implied by\n"
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				  "the Master Section of the flash descriptor are NOT in effect. Please note\n"
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				  "that Protected Range (PR) restrictions still apply.\n");
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		ich_init_opcodes();
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		ich_init_opcodes(ich_gen);
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		if (desc_valid) {
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			tmp2 = mmio_readw(ich_spibar + ICH9_REG_HSFC);
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@@ -2100,7 +2100,7 @@ int via_init_spi(uint32_t mmio_base)
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	}
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	ich_set_bbar(0);
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	ich_init_opcodes();
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	ich_init_opcodes(ich_generation);
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	return 0;
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}
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