static uint32_t omap3_l4ta_read(void *opaque, target_phys_addr_t addr)
{
struct omap_target_agent_s *s = (struct omap_target_agent_s *)opaque;
switch (addr) {
case 0x00: /* COMPONENT_L */
return s->component;
case 0x04: /* COMPONENT_H */
return 0;
case 0x18: /* CORE_L */
return s->component;
case 0x1c: /* CORE_H */
return (s->component >> 16);
case 0x20: /* AGENT_CONTROL_L */
return s->control;
case 0x24: /* AGENT_CONTROL_H */
return s->control_h;
case 0x28: /* AGENT_STATUS_L */
return s->status;
case 0x2c: /* AGENT_STATUS_H */
return 0;
default:
break;
}
OMAP_BAD_REG(s->base + addr);
return 0;
}
static uint32_t omap_uart_read(void *opaque, target_phys_addr_t addr)
{
struct omap_uart_s *s = (struct omap_uart_s *) opaque;
addr &= 0xff;
switch (addr) {
case 0x20: /* MDR1 */
return s->mdr[0];
case 0x24: /* MDR2 */
return s->mdr[1];
case 0x40: /* SCR */
return s->scr;
case 0x44: /* SSR */
return 0x0;
case 0x48: /* EBLR (OMAP2) */
return s->eblr;
case 0x4C: /* OSC_12M_SEL (OMAP1) */
return s->clksel;
case 0x50: /* MVR */
return 0x30;
case 0x54: /* SYSC (OMAP2) */
return s->syscontrol;
case 0x58: /* SYSS (OMAP2) */
return 1;
case 0x5c: /* WER (OMAP2) */
return s->wkup;
case 0x60: /* CFPS (OMAP2) */
return s->cfps;
}
OMAP_BAD_REG(addr);
return 0;
}
static void omap3_l4ta_write(void *opaque, target_phys_addr_t addr,
uint32_t value)
{
struct omap_target_agent_s *s = (struct omap_target_agent_s *)opaque;
switch (addr) {
case 0x00: /* COMPONENT_L */
case 0x04: /* COMPONENT_H */
case 0x18: /* CORE_L */
case 0x1c: /* CORE_H */
OMAP_RO_REG(s->base + addr);
break;
case 0x20: /* AGENT_CONTROL_L */
s->control = value & 0x00000701;
break;
case 0x24: /* AGENT_CONTROL_H */
s->control_h = value & 0x100; /* TODO: shouldn't this be read-only? */
break;
case 0x28: /* AGENT_STATUS_L */
if (value & 0x100)
s->status &= ~0x100; /* REQ_TIMEOUT */
break;
case 0x2c: /* AGENT_STATUS_H */
/* no writable bits although the register is listed as RW */
break;
default:
OMAP_BAD_REG(s->base + addr);
break;
}
}
static void omap_l4ta_write(void *opaque, hwaddr addr,
uint64_t value, unsigned size)
{
struct omap_target_agent_s *s = (struct omap_target_agent_s *) opaque;
if (size != 4) {
return omap_badwidth_write32(opaque, addr, value);
}
switch (addr) {
case 0x00: /* COMPONENT */
case 0x28: /* AGENT_STATUS */
OMAP_RO_REG(addr);
break;
case 0x20: /* AGENT_CONTROL */
s->control = value & 0x01000700;
if (value & 1) /* OCP_RESET */
s->status &= ~1; /* REQ_TIMEOUT */
break;
default:
OMAP_BAD_REG(addr);
}
}
static void omap_tap_write(void *opaque, hwaddr addr,
uint64_t value, unsigned size)
{
if (size != 4) {
return omap_badwidth_write32(opaque, addr, value);
}
OMAP_BAD_REG(addr);
}
static void omap3_synctimer_write(void *opaque, hwaddr addr,
uint32_t value)
{
struct omap_synctimer_s *s = (struct omap_synctimer_s *)opaque;
if (addr == 0x04) {
s->sysconfig = value & 0x0c;
} else {
OMAP_BAD_REG(addr);
}
}
static uint32_t omap_synctimer_readw(void *opaque, target_phys_addr_t addr)
{
struct omap_synctimer_s *s = (struct omap_synctimer_s *) opaque;
switch (addr) {
case 0x00: /* 32KSYNCNT_REV */
return 0x21;
case 0x10: /* CR */
return omap_synctimer_read(s) - s->val;
}
OMAP_BAD_REG(addr);
return 0;
}
static void omap_uart_write(void *opaque, hwaddr addr,
uint64_t value, unsigned size)
{
struct omap_uart_s *s = (struct omap_uart_s *) opaque;
if (size == 4) {
omap_badwidth_write8(opaque, addr, value);
return;
}
switch (addr) {
case 0x20: /* MDR1 */
s->mdr[0] = value & 0x7f;
break;
case 0x24: /* MDR2 */
s->mdr[1] = value & 0xff;
break;
case 0x40: /* SCR */
s->scr = value & 0xff;
break;
case 0x48: /* EBLR (OMAP2) */
s->eblr = value & 0xff;
break;
case 0x4C: /* OSC_12M_SEL (OMAP1) */
s->clksel = value & 1;
break;
case 0x44: /* SSR */
case 0x50: /* MVR */
case 0x58: /* SYSS (OMAP2) */
OMAP_RO_REG(addr);
break;
case 0x54: /* SYSC (OMAP2) */
s->syscontrol = value & 0x1d;
if (value & 2)
omap_uart_reset(s);
break;
case 0x5c: /* WER (OMAP2) */
s->wkup = value & 0x7f;
break;
case 0x60: /* CFPS (OMAP2) */
s->cfps = value & 0xff;
break;
default:
OMAP_BAD_REG(addr);
}
}
static uint32_t omap2_l4ta_read(void *opaque, target_phys_addr_t addr)
{
struct omap_target_agent_s *s = (struct omap_target_agent_s *) opaque;
switch (addr) {
case 0x00: /* COMPONENT */
return s->component;
case 0x20: /* AGENT_CONTROL */
return s->control;
case 0x28: /* AGENT_STATUS */
return s->status;
}
OMAP_BAD_REG(addr);
return 0;
}
static void omap_uart_write(void *opaque, target_phys_addr_t addr,
uint32_t value)
{
struct omap_uart_s *s = (struct omap_uart_s *) opaque;
addr &= 0xff;
switch (addr) {
case 0x20: /* MDR1 */
s->mdr[0] = value & 0x7f;
break;
case 0x24: /* MDR2 */
s->mdr[1] = value & 0xff;
break;
case 0x40: /* SCR */
s->scr = value & 0xff;
break;
case 0x48: /* EBLR (OMAP2) */
s->eblr = value & 0xff;
break;
case 0x4C: /* OSC_12M_SEL (OMAP1) */
s->clksel = value & 1;
break;
case 0x44: /* SSR */
case 0x50: /* MVR */
case 0x58: /* SYSS (OMAP2) */
OMAP_RO_REG(addr);
break;
case 0x54: /* SYSC (OMAP2) */
s->syscontrol = value & 0x1d;
if (value & 2)
omap_uart_reset(s);
break;
case 0x5c: /* WER (OMAP2) */
s->wkup = value & 0x7f;
break;
case 0x60: /* CFPS (OMAP2) */
s->cfps = value & 0xff;
break;
default:
OMAP_BAD_REG(addr);
}
}
static void omap2_l4ta_write(void *opaque, target_phys_addr_t addr,
uint32_t value)
{
struct omap_target_agent_s *s = (struct omap_target_agent_s *) opaque;
switch (addr) {
case 0x00: /* COMPONENT */
case 0x28: /* AGENT_STATUS */
OMAP_RO_REG(addr);
break;
case 0x20: /* AGENT_CONTROL */
s->control = value & 0x01000700;
if (value & 1) /* OCP_RESET */
s->status &= ~1; /* REQ_TIMEOUT */
break;
default:
OMAP_BAD_REG(addr);
}
}
static uint64_t omap_l4ta_read(void *opaque, hwaddr addr,
unsigned size)
{
struct omap_target_agent_s *s = (struct omap_target_agent_s *) opaque;
if (size != 2) {
return omap_badwidth_read16(opaque, addr);
}
switch (addr) {
case 0x00: /* COMPONENT */
return s->component;
case 0x20: /* AGENT_CONTROL */
return s->control;
case 0x28: /* AGENT_STATUS */
return s->status;
}
OMAP_BAD_REG(addr);
return 0;
}
static uint64_t omap_uart_read(void *opaque, hwaddr addr,
unsigned size)
{
struct omap_uart_s *s = (struct omap_uart_s *) opaque;
if (size == 4) {
return omap_badwidth_read8(opaque, addr);
}
switch (addr) {
case 0x20: /* MDR1 */
return s->mdr[0];
case 0x24: /* MDR2 */
return s->mdr[1];
case 0x40: /* SCR */
return s->scr;
case 0x44: /* SSR */
return 0x0;
case 0x48: /* EBLR (OMAP2) */
return s->eblr;
case 0x4C: /* OSC_12M_SEL (OMAP1) */
return s->clksel;
case 0x50: /* MVR */
return 0x30;
case 0x54: /* SYSC (OMAP2) */
return s->syscontrol;
case 0x58: /* SYSS (OMAP2) */
return 1;
case 0x5c: /* WER (OMAP2) */
return s->wkup;
case 0x60: /* CFPS (OMAP2) */
return s->cfps;
}
OMAP_BAD_REG(addr);
return 0;
}
static void omap_synctimer_write(void *opaque, hwaddr addr,
uint32_t value)
{
OMAP_BAD_REG(addr);
}
/* TEST-Chip-level TAP */
static uint64_t omap_tap_read(void *opaque, hwaddr addr,
unsigned size)
{
struct omap_mpu_state_s *s = (struct omap_mpu_state_s *) opaque;
if (size != 4) {
return omap_badwidth_read32(opaque, addr);
}
switch (addr) {
case 0x204: /* IDCODE_reg */
switch (s->mpu_model) {
case omap2420:
case omap2422:
case omap2423:
return 0x5b5d902f; /* ES 2.2 */
case omap2430:
return 0x5b68a02f; /* ES 2.2 */
case omap3430:
return 0x1b7ae02f; /* ES 2 */
default:
hw_error("%s: Bad mpu model\n", __FUNCTION__);
}
case 0x208: /* PRODUCTION_ID_reg for OMAP2 */
case 0x210: /* PRODUCTION_ID_reg for OMAP3 */
switch (s->mpu_model) {
case omap2420:
return 0x000254f0; /* POP ESHS2.1.1 in N91/93/95, ES2 in N800 */
case omap2422:
return 0x000400f0;
case omap2423:
return 0x000800f0;
case omap2430:
return 0x000000f0;
case omap3430:
return 0x000000f0;
default:
hw_error("%s: Bad mpu model\n", __FUNCTION__);
}
case 0x20c:
switch (s->mpu_model) {
case omap2420:
case omap2422:
case omap2423:
return 0xcafeb5d9; /* ES 2.2 */
case omap2430:
return 0xcafeb68a; /* ES 2.2 */
case omap3430:
return 0xcafeb7ae; /* ES 2 */
default:
hw_error("%s: Bad mpu model\n", __FUNCTION__);
}
case 0x218: /* DIE_ID_reg */
return ('Q' << 24) | ('E' << 16) | ('M' << 8) | ('U' << 0);
case 0x21c: /* DIE_ID_reg */
return 0x54 << 24;
case 0x220: /* DIE_ID_reg */
return ('Q' << 24) | ('E' << 16) | ('M' << 8) | ('U' << 0);
case 0x224: /* DIE_ID_reg */
return ('Q' << 24) | ('E' << 16) | ('M' << 8) | ('U' << 0);
}
OMAP_BAD_REG(addr);
return 0;
}
static void omap_synctimer_write(void *opaque, target_phys_addr_t addr,
uint32_t value)
{
OMAP_BAD_REG(addr);
}
/* TEST-Chip-level TAP */
static uint64_t omap_tap_read(void *opaque, hwaddr addr,
unsigned size)
{
struct omap_mpu_state_s *s = (struct omap_mpu_state_s *) opaque;
if (size != 4) {
return omap_badwidth_read32(opaque, addr);
}
switch (addr) {
case 0x204: /* IDCODE_reg */
switch (s->mpu_model) {
case omap2420:
case omap2422:
case omap2423:
return 0x5b5d902f; /* ES 2.2 */
case omap2430:
return 0x5b68a02f; /* ES 2.2 */
case omap3430:
return 0x4b7ae02f; /* ES 3.1 */
case omap3630:
return 0x1b89102f; /* ES 1.1 */
default:
hw_error("%s: Bad mpu model\n", __func__);
}
/* For OMAP2 there is a two word PRODUCTION_ID register at
* 0x208..0x210.
* For OMAP3 there is a four word PRODUCTION_ID register at
* 0x208..0x214.
*/
case 0x208: /* PRODUCTION_ID_reg bits 0-31 */
switch (s->mpu_model) {
case omap2420:
return 0x000254f0; /* POP ESHS2.1.1 in N91/93/95, ES2 in N800 */
case omap2422:
return 0x000400f0;
case omap2423:
return 0x000800f0;
case omap2430:
return 0x000000f0;
case omap3430:
case omap3630:
return 0x0;
default:
hw_error("%s: Bad mpu model\n", __func__);
}
break;
case 0x20c: /* PRODUCTION_ID bits 32-63 */
switch (s->mpu_model) {
case omap2420:
case omap2422:
case omap2423:
return 0xcafeb5d9; /* ES 2.2 */
case omap2430:
return 0xcafeb68a; /* ES 2.2 */
case omap3430:
case omap3630:
return 0x0;
default:
hw_error("%s: Bad mpu model\n", __func__);
}
break;
case 0x210: /* PRODUCTION_ID reg bits 64-95 (OMAP3 only) */
switch (s->mpu_model) {
case omap2420:
case omap2422:
case omap2423:
case omap2430:
/* OMAP3 only, break out to bad-register path */
break;
case omap3430:
case omap3630:
return 0x000f00f0;
default:
hw_error("%s: Bad mpu model\n", __func__);
}
break;
case 0x214: /* PRODUCTION_ID bits 96-127 (OMAP3 only) */
switch (s->mpu_model) {
case omap2420:
case omap2422:
case omap2423:
case omap2430:
/* OMAP3 only, break out to bad-register path */
break;
case omap3430:
return 0xcafeb7ae; /* ES 2.x/3.0 */
case omap3630:
return 0xcafeb891; /* ES 1.0/1.1 */
default:
hw_error("%s: Bad mpu model\n", __func__);
}
break;
case 0x218: /* DIE_ID_reg */
return ('Q' << 24) | ('E' << 16) | ('M' << 8) | ('U' << 0);
case 0x21c: /* DIE_ID_reg */
return 0x54 << 24;
case 0x220: /* DIE_ID_reg */
return ('Q' << 24) | ('E' << 16) | ('M' << 8) | ('U' << 0);
case 0x224: /* DIE_ID_reg */
return ('Q' << 24) | ('E' << 16) | ('M' << 8) | ('U' << 0);
}
OMAP_BAD_REG(addr);
return 0;
}
