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Code Issues Releases Wiki Activity

ichspi.c: add pretty printing for SSFS+SSFC and the OPCODE struct

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Corresponding to flashrom svn r1329.

Signed-off-by: Stefan Tauner <stefan.tauner@alumni.tuwien.ac.at>
Acked-by: Carl-Daniel Hailfinger <c-d.hailfinger.devel.2006@gmx.net>
This commit is contained in:
Stefan Tauner
2011-06-11 09:53:16 +00:00
parent 0c1ec450f9
commit 2a8b26281c
1 changed files with 51 additions and 6 deletions
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57
ichspi.c
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@ -245,6 +245,50 @@ static OPCODE POSSIBLE_OPCODES[] = {
static OPCODES O_EXISTING = {};
/* pretty printing functions */
static void pretty_print_opcodes(OPCODES *ops)
{
if(ops == NULL)
return;
msg_pdbg("preop0=0x%02x, preop1=0x%02x\n", ops->preop[0],
ops->preop[1]);
OPCODE oc;
uint8_t i;
for (i = 0; i < 8; i++) {
oc = ops->opcode[i];
msg_pdbg("op[%d]=0x%02x, %d, %d\n",
i,
oc.opcode,
oc.spi_type,
oc.atomic);
}
}
#define pprint_reg(reg, bit, val, sep) msg_pdbg("%s=%d" sep, #bit, (val & reg##_##bit)>>reg##_##bit##_OFF)
static void prettyprint_ich9_reg_ssfs(uint32_t reg_val)
{
msg_pdbg("SSFS: ");
pprint_reg(SSFS, SCIP, reg_val, ", ");
pprint_reg(SSFS, FDONE, reg_val, ", ");
pprint_reg(SSFS, FCERR, reg_val, ", ");
pprint_reg(SSFS, AEL, reg_val, "\n");
}
static void prettyprint_ich9_reg_ssfc(uint32_t reg_val)
{
msg_pdbg("SSFC: ");
pprint_reg(SSFC, SCGO, reg_val, ", ");
pprint_reg(SSFC, ACS, reg_val, ", ");
pprint_reg(SSFC, SPOP, reg_val, ", ");
pprint_reg(SSFC, COP, reg_val, ", ");
pprint_reg(SSFC, DBC, reg_val, ", ");
pprint_reg(SSFC, SME, reg_val, ", ");
pprint_reg(SSFC, SCF, reg_val, "\n");
}
static uint8_t lookup_spi_type(uint8_t opcode)
{
int a;
@ -521,6 +565,8 @@ static int ich_init_opcodes(void)
} else {
curopcodes = curopcodes_done;
msg_pdbg("done\n");
pretty_print_opcodes(curopcodes);
msg_pdbg("\n");
return 0;
}
}
@ -796,6 +842,8 @@ static int ich9_run_opcode(OPCODE op, uint32_t offset,
temp32 = REGREAD32(ICH9_REG_SSFS);
if (temp32 & SSFS_FCERR) {
msg_perr("Transaction error!\n");
prettyprint_ich9_reg_ssfs(temp32);
prettyprint_ich9_reg_ssfc(temp32);
/* keep reserved bits */
temp32 &= SSFS_RESERVED_MASK | SSFC_RESERVED_MASK;
/* Clear the transaction error. */
@ -1198,16 +1246,13 @@ int ich_init_spi(struct pci_dev *dev, uint32_t base, void *rcrb,
tmp = mmio_readl(ich_spibar + 0x90);
msg_pdbg("0x90: 0x%02x (SSFS)\n", tmp & 0xff);
msg_pdbg("AEL %i, ", (tmp >> 4) & 1);
msg_pdbg("FCERR %i, ", (tmp >> 3) & 1);
msg_pdbg("FDONE %i, ", (tmp >> 2) & 1);
msg_pdbg("SCIP %i\n", (tmp >> 0) & 1);
prettyprint_ich9_reg_ssfs(tmp);
if (tmp & (1 << 3)) {
msg_pdbg("Clearing SSFS.FCERR\n");
mmio_writeb(1 << 3, ich_spibar + 0x90);
}
tmp >>= 8;
msg_pdbg("0x91: 0x%06x (SSFC)\n", tmp);
msg_pdbg("0x91: 0x%06x (SSFC)\n", tmp >> 8);
prettyprint_ich9_reg_ssfc(tmp);
msg_pdbg("0x94: 0x%04x (PREOP)\n",
mmio_readw(ich_spibar + 0x94));