diff options
Diffstat (limited to 'ich_descriptors.h')
| -rw-r--r-- | ich_descriptors.h | 98 |
1 files changed, 46 insertions, 52 deletions
diff --git a/ich_descriptors.h b/ich_descriptors.h index 920e098c9..bccea2776 100644 --- a/ich_descriptors.h +++ b/ich_descriptors.h @@ -62,8 +62,8 @@ #define VSCC_VCL (0x1 << VSCC_VCL_OFF) /* 24-31: reserved */ -#define ICH_FREG_BASE(flreg) (((flreg) << 12) & 0x01fff000) -#define ICH_FREG_LIMIT(flreg) ((((flreg) >> 4) & 0x01fff000) | 0x00000fff) +#define ICH_FREG_BASE(flreg) (((flreg) << 12) & 0x07fff000) +#define ICH_FREG_LIMIT(flreg) ((((flreg) >> 4) & 0x07fff000) | 0x00000fff) void prettyprint_ich_reg_vscc(uint32_t reg_val, int verbosity, bool print_vcl); @@ -76,7 +76,7 @@ struct ich_desc_content { NC :2, /* Number Of Components */ :6, FRBA :8, /* Flash Region Base Address */ - NR :3, /* Number Of Regions */ + NR :3, /* Number Of Regions (reserved from Skylake on) */ :5; }; }; @@ -116,7 +116,8 @@ struct ich_desc_component { * Patsburg: 50 30 5 0:2, 3:5 * Panther Point/7 50 30 5 0:2, 3:5 * Lynx Point/8: 50 30 7 0:3, 4:7 - * Wildcat Point/9: 50 ?? (multi I/O) ? ?:?, ?:? + * Wildcat Point/9: 50 30 (multi I/O) 7 0:3, 4:7 + * Sunrise Point/100: 48 30 7 0:3, 4:7 */ struct { uint32_t :17, @@ -149,55 +150,49 @@ struct ich_desc_component { }; }; union { /* 0x08 */ - uint32_t FLPB; /* Flash Partition Boundary Register */ + uint32_t FLPB; /* Flash Partition Boundary Register, until Panther Point/7 */ struct { uint32_t FPBA :13, /* Flash Partition Boundary Addr */ :19; }; + uint32_t FLILL1; /* Flash Invalid Instructions Register, new since Sunrise Point/100 */ + struct { + uint32_t invalid_instr4 :8, + invalid_instr5 :8, + invalid_instr6 :8, + invalid_instr7 :8; + }; }; }; +#define MAX_NUM_FLREGS 10 /* 16 on unsupported Lewisburg PCH */ struct ich_desc_region { + /* + * Number of entries and width differ on various generations: + * + * Chipset/Generation #FLREGs width (bits) + * ICH8 .. Panther Point/7 5 13 + * Lynx Point/8 .. Wildcat Point/9 7 15 + * Sunrise Point/100 .. 10 15 + */ union { - uint32_t FLREGs[5]; + uint32_t FLREGs[MAX_NUM_FLREGS]; /* Flash Descriptor Regions */ + + /* only used for bit-field check */ struct { - struct { /* FLREG0 Flash Descriptor */ - uint32_t reg0_base :13, - :3, - reg0_limit :13, - :3; - }; - struct { /* FLREG1 BIOS */ - uint32_t reg1_base :13, - :3, - reg1_limit :13, - :3; - }; - struct { /* FLREG2 ME */ - uint32_t reg2_base :13, - :3, - reg2_limit :13, - :3; - }; - struct { /* FLREG3 GbE */ - uint32_t reg3_base :13, - :3, - reg3_limit :13, - :3; - }; - struct { /* FLREG4 Platform */ - uint32_t reg4_base :13, - :3, - reg4_limit :13, - :3; - }; - }; + uint32_t base :13, + :3, + limit :13, + :3; + } old_reg[MAX_NUM_FLREGS]; }; }; +#define MAX_NUM_MASTERS 5 /* 6 on unsupported Lewisburg PCH */ struct ich_desc_master { union { - uint32_t FLMSTR1; + uint32_t FLMSTRs[MAX_NUM_MASTERS]; /* Flash Masters */ + /* For pre-Skylake platforms */ struct { uint32_t BIOS_req_ID :16, BIOS_descr_r :1, @@ -212,11 +207,6 @@ struct ich_desc_master { BIOS_GbE_w :1, BIOS_plat_w :1, :3; - }; - }; - union { - uint32_t FLMSTR2; - struct { uint32_t ME_req_ID :16, ME_descr_r :1, ME_BIOS_r :1, @@ -230,11 +220,6 @@ struct ich_desc_master { ME_GbE_w :1, ME_plat_w :1, :3; - }; - }; - union { - uint32_t FLMSTR3; - struct { uint32_t GbE_req_ID :16, GbE_descr_r :1, GbE_BIOS_r :1, @@ -249,6 +234,12 @@ struct ich_desc_master { GbE_plat_w :1, :3; }; + /* From Skylake on */ + struct { + uint32_t :8, + read :12, + write :12; + } mstr[MAX_NUM_MASTERS]; }; }; @@ -573,16 +564,19 @@ struct ich_descriptors { struct ich_desc_upper_map upper; }; +ssize_t ich_number_of_regions(enum ich_chipset cs, const struct ich_desc_content *content); +ssize_t ich_number_of_masters(enum ich_chipset cs, const struct ich_desc_content *content); + void prettyprint_ich_descriptors(enum ich_chipset cs, const struct ich_descriptors *desc); -void prettyprint_ich_descriptor_content(const struct ich_desc_content *content); +void prettyprint_ich_descriptor_content(enum ich_chipset cs, const struct ich_desc_content *content); void prettyprint_ich_descriptor_component(enum ich_chipset cs, const struct ich_descriptors *desc); -void prettyprint_ich_descriptor_region(const struct ich_descriptors *desc); -void prettyprint_ich_descriptor_master(const struct ich_desc_master *master); +void prettyprint_ich_descriptor_region(enum ich_chipset cs, const struct ich_descriptors *desc); +void prettyprint_ich_descriptor_master(enum ich_chipset cs, const struct ich_descriptors *desc); void prettyprint_ich_descriptor_upper_map(const struct ich_desc_upper_map *umap); void prettyprint_ich_descriptor_straps(enum ich_chipset cs, const struct ich_descriptors *desc); -int read_ich_descriptors_from_dump(const uint32_t *dump, unsigned int len, struct ich_descriptors *desc); +int read_ich_descriptors_from_dump(const uint32_t *dump, size_t len, enum ich_chipset *cs, struct ich_descriptors *desc); int read_ich_descriptors_via_fdo(enum ich_chipset cs, void *spibar, struct ich_descriptors *desc); int getFCBA_component_density(enum ich_chipset cs, const struct ich_descriptors *desc, uint8_t idx); |