Add bonito 3A support.
This commit is contained in:
Vladimir Serbinenko
parent
3e88fbfa6e
commit
fd4650a556
7 changed files with 208 additions and 130 deletions
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@ -1,3 +1,7 @@
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2013-12-17 Vladimir Serbinenko <phcoder@gmail.com>
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Add bonito 3A support.
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2013-12-17 Vladimir Serbinenko <phcoder@gmail.com>
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* grub-core/loader/machoXX.c: Fix compilation on non-i386.
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@ -63,18 +63,18 @@ __start:
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This way we don't need to sacrifice a register for it. */
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retry_cs5536:
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/* We have only one bus (0). Function is 0. */
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lui $t0, %hi(GRUB_MACHINE_PCI_CONF_CTRL_REG_ADDR)
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lui $t1, %hi(GRUB_MACHINE_PCI_CONFSPACE)
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lui $t0, %hi(GRUB_MACHINE_PCI_CONF_CTRL_REG_ADDR_2F)
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lui $t1, %hi(GRUB_MACHINE_PCI_CONFSPACE_2F)
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lui $t3, %hi(GRUB_CS5536_PCIID)
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addiu $t3, $t3, %lo(GRUB_CS5536_PCIID)
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ori $t4, $zero, 1
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1:
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andi $t4, $t4, ((1 << GRUB_PCI_NUM_DEVICES) - 1)
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andi $t4, $t4, ((1 << GRUB_PCI_NUM_DEVICES_2F) - 1)
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/* In case of failure try again. CS5536 may be slow to come up. */
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beql $t4, $zero, retry_cs5536
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nop
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sw $t4, %lo(GRUB_MACHINE_PCI_CONF_CTRL_REG_ADDR) ($t0)
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lw $t2, (%lo(GRUB_MACHINE_PCI_CONFSPACE) + GRUB_PCI_REG_PCI_ID) ($t1)
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sw $t4, %lo(GRUB_MACHINE_PCI_CONF_CTRL_REG_ADDR_2F) ($t0)
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lw $t2, (%lo(GRUB_MACHINE_PCI_CONFSPACE_2F) + GRUB_PCI_REG_PCI_ID) ($t1)
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bnel $t2, $t3, 1b
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sll $t4, $t4, 1
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@ -86,9 +86,9 @@ retry_cs5536:
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move $a0, $t4
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#endif
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lui $t0, %hi(GRUB_MACHINE_PCI_CONFSPACE)
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lui $t0, %hi(GRUB_MACHINE_PCI_CONFSPACE_2F)
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li $t1, GRUB_CS5536_MSR_MAILBOX_CONFIG_ENABLED
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sw $t1, (%lo(GRUB_MACHINE_PCI_CONFSPACE) + GRUB_CS5536_MSR_MAILBOX_CONFIG) ($t0)
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sw $t1, (%lo(GRUB_MACHINE_PCI_CONFSPACE_2F) + GRUB_CS5536_MSR_MAILBOX_CONFIG) ($t0)
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/* Set GPIO LBAR. */
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lui $a0, %hi(GRUB_CS5536_MSR_GPIO_BAR)
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@ -121,21 +121,21 @@ retry_cs5536:
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bal message
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addiu $a0, $a0, %lo(smbus_enabled)
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lui $t0, %hi(GRUB_MACHINE_PCI_IO_BASE + GRUB_CS5536_LBAR_SMBUS)
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lui $t0, %hi(GRUB_MACHINE_PCI_IO_BASE_2F + GRUB_CS5536_LBAR_SMBUS)
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/* Disable SMB. */
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sb $zero, %lo(GRUB_MACHINE_PCI_IO_BASE + GRUB_CS5536_LBAR_SMBUS + GRUB_CS5536_SMB_REG_CTRL2) ($t0)
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sb $zero, %lo(GRUB_MACHINE_PCI_IO_BASE_2F + GRUB_CS5536_LBAR_SMBUS + GRUB_CS5536_SMB_REG_CTRL2) ($t0)
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/* Disable interrupts. */
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sb $zero, %lo(GRUB_MACHINE_PCI_IO_BASE + GRUB_CS5536_LBAR_SMBUS + GRUB_CS5536_SMB_REG_CTRL1) ($t0)
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sb $zero, %lo(GRUB_MACHINE_PCI_IO_BASE_2F + GRUB_CS5536_LBAR_SMBUS + GRUB_CS5536_SMB_REG_CTRL1) ($t0)
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/* Set as master. */
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sb $zero, %lo(GRUB_MACHINE_PCI_IO_BASE + GRUB_CS5536_LBAR_SMBUS + GRUB_CS5536_SMB_REG_ADDR) ($t0)
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sb $zero, %lo(GRUB_MACHINE_PCI_IO_BASE_2F + GRUB_CS5536_LBAR_SMBUS + GRUB_CS5536_SMB_REG_ADDR) ($t0)
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/* Launch SMBus controller at slowest speed possible. */
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ori $t1, $zero, 0xff
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sb $t1, %lo(GRUB_MACHINE_PCI_IO_BASE + GRUB_CS5536_LBAR_SMBUS + GRUB_CS5536_SMB_REG_CTRL3) ($t0)
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sb $t1, %lo(GRUB_MACHINE_PCI_IO_BASE + GRUB_CS5536_LBAR_SMBUS + GRUB_CS5536_SMB_REG_CTRL2) ($t0)
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sb $t1, %lo(GRUB_MACHINE_PCI_IO_BASE_2F + GRUB_CS5536_LBAR_SMBUS + GRUB_CS5536_SMB_REG_CTRL3) ($t0)
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sb $t1, %lo(GRUB_MACHINE_PCI_IO_BASE_2F + GRUB_CS5536_LBAR_SMBUS + GRUB_CS5536_SMB_REG_CTRL2) ($t0)
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/* Yeeloong and Fuloong2f have only one memory slot. */
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/* Output first byte on serial for debugging. */
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@ -237,8 +237,8 @@ other_exception:
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addiu $a0, $a0, %lo(unhandled_exception)
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gpio_init:
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lui $t0, %hi(GRUB_MACHINE_PCI_IO_BASE + GRUB_CS5536_LBAR_GPIO)
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addiu $t0, $t0, %lo(GRUB_MACHINE_PCI_IO_BASE + GRUB_CS5536_LBAR_GPIO)
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lui $t0, %hi(GRUB_MACHINE_PCI_IO_BASE_2F + GRUB_CS5536_LBAR_GPIO)
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addiu $t0, $t0, %lo(GRUB_MACHINE_PCI_IO_BASE_2F + GRUB_CS5536_LBAR_GPIO)
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lui $t1, %hi (gpio_dump)
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addiu $t1, $t1, %lo (gpio_dump)
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@ -368,18 +368,18 @@ self:
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Clobbered: $t0
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*/
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wrmsr:
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lui $t0, %hi(GRUB_MACHINE_PCI_CONFSPACE)
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sw $a0, (%lo(GRUB_MACHINE_PCI_CONFSPACE) + GRUB_CS5536_MSR_MAILBOX_ADDR) ($t0)
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sw $a1, (%lo(GRUB_MACHINE_PCI_CONFSPACE) + GRUB_CS5536_MSR_MAILBOX_DATA0) ($t0)
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lui $t0, %hi(GRUB_MACHINE_PCI_CONFSPACE_2F)
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sw $a0, (%lo(GRUB_MACHINE_PCI_CONFSPACE_2F) + GRUB_CS5536_MSR_MAILBOX_ADDR) ($t0)
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sw $a1, (%lo(GRUB_MACHINE_PCI_CONFSPACE_2F) + GRUB_CS5536_MSR_MAILBOX_DATA0) ($t0)
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jr $ra
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sw $a2, (%lo(GRUB_MACHINE_PCI_CONFSPACE) + GRUB_CS5536_MSR_MAILBOX_DATA1) ($t0)
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sw $a2, (%lo(GRUB_MACHINE_PCI_CONFSPACE_2F) + GRUB_CS5536_MSR_MAILBOX_DATA1) ($t0)
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/* Wait for SMBus data or empty transmitter. */
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/* In: $a0 = exception handler. Out: none. Clobbered: $t0, $t1 */
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smbus_wait:
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1:
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lui $t0, %hi(GRUB_CS5536_LBAR_SMBUS + GRUB_CS5536_SMB_REG_STATUS + GRUB_MACHINE_PCI_IO_BASE)
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lb $t0, %lo(GRUB_CS5536_LBAR_SMBUS + GRUB_CS5536_SMB_REG_STATUS + GRUB_MACHINE_PCI_IO_BASE) ($t0)
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lui $t0, %hi(GRUB_CS5536_LBAR_SMBUS + GRUB_CS5536_SMB_REG_STATUS + GRUB_MACHINE_PCI_IO_BASE_2F)
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lb $t0, %lo(GRUB_CS5536_LBAR_SMBUS + GRUB_CS5536_SMB_REG_STATUS + GRUB_MACHINE_PCI_IO_BASE_2F) ($t0)
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andi $t1, $t0, GRUB_CS5536_SMB_REG_STATUS_SDAST
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bne $t1, $zero, return
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nop
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@ -401,52 +401,52 @@ read_spd:
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addiu $a0, $a0, %hi(read_spd_fail)
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/* Send START. */
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lui $t0, %hi(GRUB_CS5536_LBAR_SMBUS + GRUB_CS5536_SMB_REG_CTRL1 + GRUB_MACHINE_PCI_IO_BASE)
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lb $t1, %lo(GRUB_CS5536_LBAR_SMBUS + GRUB_CS5536_SMB_REG_CTRL1 + GRUB_MACHINE_PCI_IO_BASE) ($t0)
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lui $t0, %hi(GRUB_CS5536_LBAR_SMBUS + GRUB_CS5536_SMB_REG_CTRL1 + GRUB_MACHINE_PCI_IO_BASE_2F)
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lb $t1, %lo(GRUB_CS5536_LBAR_SMBUS + GRUB_CS5536_SMB_REG_CTRL1 + GRUB_MACHINE_PCI_IO_BASE_2F) ($t0)
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ori $t1, $t1, GRUB_CS5536_SMB_REG_CTRL1_START
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bal smbus_wait
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sb $t1, %lo(GRUB_CS5536_LBAR_SMBUS + GRUB_CS5536_SMB_REG_CTRL1 + GRUB_MACHINE_PCI_IO_BASE) ($t0)
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sb $t1, %lo(GRUB_CS5536_LBAR_SMBUS + GRUB_CS5536_SMB_REG_CTRL1 + GRUB_MACHINE_PCI_IO_BASE_2F) ($t0)
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/* Send device address. */
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lui $t0, %hi(GRUB_CS5536_LBAR_SMBUS + GRUB_CS5536_SMB_REG_DATA + GRUB_MACHINE_PCI_IO_BASE)
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lui $t0, %hi(GRUB_CS5536_LBAR_SMBUS + GRUB_CS5536_SMB_REG_DATA + GRUB_MACHINE_PCI_IO_BASE_2F)
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sll $t1, $a1, 1
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bal smbus_wait
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sb $t1, %lo(GRUB_CS5536_LBAR_SMBUS + GRUB_CS5536_SMB_REG_DATA + GRUB_MACHINE_PCI_IO_BASE) ($t0)
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sb $t1, %lo(GRUB_CS5536_LBAR_SMBUS + GRUB_CS5536_SMB_REG_DATA + GRUB_MACHINE_PCI_IO_BASE_2F) ($t0)
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/* Send ACK. */
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lui $t0, %hi(GRUB_CS5536_LBAR_SMBUS + GRUB_CS5536_SMB_REG_CTRL1 + GRUB_MACHINE_PCI_IO_BASE)
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lb $t1, %lo(GRUB_CS5536_LBAR_SMBUS + GRUB_CS5536_SMB_REG_CTRL1 + GRUB_MACHINE_PCI_IO_BASE) ($t0)
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lui $t0, %hi(GRUB_CS5536_LBAR_SMBUS + GRUB_CS5536_SMB_REG_CTRL1 + GRUB_MACHINE_PCI_IO_BASE_2F)
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lb $t1, %lo(GRUB_CS5536_LBAR_SMBUS + GRUB_CS5536_SMB_REG_CTRL1 + GRUB_MACHINE_PCI_IO_BASE_2F) ($t0)
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ori $t1, $t1, GRUB_CS5536_SMB_REG_CTRL1_ACK
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sb $t1, %lo(GRUB_CS5536_LBAR_SMBUS + GRUB_CS5536_SMB_REG_CTRL1 + GRUB_MACHINE_PCI_IO_BASE) ($t0)
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sb $t1, %lo(GRUB_CS5536_LBAR_SMBUS + GRUB_CS5536_SMB_REG_CTRL1 + GRUB_MACHINE_PCI_IO_BASE_2F) ($t0)
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/* Send byte address. */
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lui $t0, %hi(GRUB_CS5536_LBAR_SMBUS + GRUB_CS5536_SMB_REG_DATA + GRUB_MACHINE_PCI_IO_BASE)
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lui $t0, %hi(GRUB_CS5536_LBAR_SMBUS + GRUB_CS5536_SMB_REG_DATA + GRUB_MACHINE_PCI_IO_BASE_2F)
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bal smbus_wait
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sb $t2, %lo(GRUB_CS5536_LBAR_SMBUS + GRUB_CS5536_SMB_REG_DATA + GRUB_MACHINE_PCI_IO_BASE) ($t0)
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sb $t2, %lo(GRUB_CS5536_LBAR_SMBUS + GRUB_CS5536_SMB_REG_DATA + GRUB_MACHINE_PCI_IO_BASE_2F) ($t0)
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/* Send START. */
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lui $t0, %hi(GRUB_CS5536_LBAR_SMBUS + GRUB_CS5536_SMB_REG_CTRL1 + GRUB_MACHINE_PCI_IO_BASE)
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lb $t1, %lo(GRUB_CS5536_LBAR_SMBUS + GRUB_CS5536_SMB_REG_CTRL1 + GRUB_MACHINE_PCI_IO_BASE) ($t0)
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lui $t0, %hi(GRUB_CS5536_LBAR_SMBUS + GRUB_CS5536_SMB_REG_CTRL1 + GRUB_MACHINE_PCI_IO_BASE_2F)
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lb $t1, %lo(GRUB_CS5536_LBAR_SMBUS + GRUB_CS5536_SMB_REG_CTRL1 + GRUB_MACHINE_PCI_IO_BASE_2F) ($t0)
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ori $t1, $t1, GRUB_CS5536_SMB_REG_CTRL1_START
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bal smbus_wait
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sb $t1, %lo(GRUB_CS5536_LBAR_SMBUS + GRUB_CS5536_SMB_REG_CTRL1 + GRUB_MACHINE_PCI_IO_BASE) ($t0)
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sb $t1, %lo(GRUB_CS5536_LBAR_SMBUS + GRUB_CS5536_SMB_REG_CTRL1 + GRUB_MACHINE_PCI_IO_BASE_2F) ($t0)
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/* Send device address. */
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lui $t0, %hi(GRUB_CS5536_LBAR_SMBUS + GRUB_CS5536_SMB_REG_DATA + GRUB_MACHINE_PCI_IO_BASE)
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lui $t0, %hi(GRUB_CS5536_LBAR_SMBUS + GRUB_CS5536_SMB_REG_DATA + GRUB_MACHINE_PCI_IO_BASE_2F)
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sll $t1, $a1, 1
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ori $t1, $t1, 1
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bal smbus_wait
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sb $t1, %lo(GRUB_CS5536_LBAR_SMBUS + GRUB_CS5536_SMB_REG_DATA + GRUB_MACHINE_PCI_IO_BASE) ($t0)
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sb $t1, %lo(GRUB_CS5536_LBAR_SMBUS + GRUB_CS5536_SMB_REG_DATA + GRUB_MACHINE_PCI_IO_BASE_2F) ($t0)
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/* Send STOP. */
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lui $t0, %hi(GRUB_CS5536_LBAR_SMBUS + GRUB_CS5536_SMB_REG_CTRL1 + GRUB_MACHINE_PCI_IO_BASE)
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lb $t1, %lo(GRUB_CS5536_LBAR_SMBUS + GRUB_CS5536_SMB_REG_CTRL1 + GRUB_MACHINE_PCI_IO_BASE) ($t0)
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lui $t0, %hi(GRUB_CS5536_LBAR_SMBUS + GRUB_CS5536_SMB_REG_CTRL1 + GRUB_MACHINE_PCI_IO_BASE_2F)
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lb $t1, %lo(GRUB_CS5536_LBAR_SMBUS + GRUB_CS5536_SMB_REG_CTRL1 + GRUB_MACHINE_PCI_IO_BASE_2F) ($t0)
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ori $t1, $t1, GRUB_CS5536_SMB_REG_CTRL1_STOP
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bal smbus_wait
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sb $t1, %lo(GRUB_CS5536_LBAR_SMBUS + GRUB_CS5536_SMB_REG_CTRL1 + GRUB_MACHINE_PCI_IO_BASE) ($t0)
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sb $t1, %lo(GRUB_CS5536_LBAR_SMBUS + GRUB_CS5536_SMB_REG_CTRL1 + GRUB_MACHINE_PCI_IO_BASE_2F) ($t0)
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lui $t0, %hi(GRUB_CS5536_LBAR_SMBUS + GRUB_CS5536_SMB_REG_DATA + GRUB_MACHINE_PCI_IO_BASE)
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lb $v0, %lo(GRUB_CS5536_LBAR_SMBUS + GRUB_CS5536_SMB_REG_DATA + GRUB_MACHINE_PCI_IO_BASE) ($t0)
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lui $t0, %hi(GRUB_CS5536_LBAR_SMBUS + GRUB_CS5536_SMB_REG_DATA + GRUB_MACHINE_PCI_IO_BASE_2F)
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lb $v0, %lo(GRUB_CS5536_LBAR_SMBUS + GRUB_CS5536_SMB_REG_DATA + GRUB_MACHINE_PCI_IO_BASE_2F) ($t0)
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jr $t3
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andi $v0, $v0, 0xff
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read_spd_fail:
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@ -30,8 +30,66 @@ static grub_addr_t addr_win[GRUB_MACHINE_PCI_NUM_WIN] =
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{GRUB_MACHINE_PCI_WIN1_ADDR, GRUB_MACHINE_PCI_WIN2_ADDR,
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GRUB_MACHINE_PCI_WIN3_ADDR};
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grub_bonito_type_t grub_bonito_type;
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static volatile void *
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config_addr (grub_pci_address_t addr)
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{
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if (grub_bonito_type == GRUB_BONITO_2F)
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{
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GRUB_MACHINE_PCI_CONF_CTRL_REG_2F = 1 << ((addr >> 11) & 0xf);
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return (volatile void *) (GRUB_MACHINE_PCI_CONFSPACE_2F
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| (addr & 0x07ff));
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}
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else
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{
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if (addr >> 16)
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return (volatile void *) (GRUB_MACHINE_PCI_CONFSPACE_3A_EXT | addr);
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else
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return (volatile void *) (GRUB_MACHINE_PCI_CONFSPACE_3A | addr);
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}
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}
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grub_uint32_t
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grub_pci_read (grub_pci_address_t addr)
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{
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return *(volatile grub_uint32_t *) config_addr (addr);
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}
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grub_uint16_t
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grub_pci_read_word (grub_pci_address_t addr)
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{
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return *(volatile grub_uint16_t *) config_addr (addr);
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}
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grub_uint8_t
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grub_pci_read_byte (grub_pci_address_t addr)
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{
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return *(volatile grub_uint8_t *) config_addr (addr);
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}
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void
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grub_pci_write (grub_pci_address_t addr, grub_uint32_t data)
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{
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*(volatile grub_uint32_t *) config_addr (addr) = data;
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}
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void
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grub_pci_write_word (grub_pci_address_t addr, grub_uint16_t data)
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{
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*(volatile grub_uint16_t *) config_addr (addr) = data;
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}
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void
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grub_pci_write_byte (grub_pci_address_t addr, grub_uint8_t data)
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{
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*(volatile grub_uint8_t *) config_addr (addr) = data;
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}
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static inline void
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write_bases (void)
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write_bases_2f (void)
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{
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int i;
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grub_uint32_t reg = 0;
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@ -39,13 +97,15 @@ write_bases (void)
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reg |= (((base_win[i] >> GRUB_MACHINE_PCI_WIN_SHIFT)
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& GRUB_MACHINE_PCI_WIN_MASK)
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<< (i * GRUB_MACHINE_PCI_WIN_MASK_SIZE));
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GRUB_MACHINE_PCI_IO_CTRL_REG = reg;
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GRUB_MACHINE_PCI_IO_CTRL_REG_2F = reg;
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}
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volatile void *
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grub_pci_device_map_range (grub_pci_device_t dev __attribute__ ((unused)),
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grub_addr_t base, grub_size_t size)
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{
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if (grub_bonito_type == GRUB_BONITO_2F)
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{
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int i;
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grub_addr_t newbase;
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@ -66,11 +126,25 @@ grub_pci_device_map_range (grub_pci_device_t dev __attribute__ ((unused)),
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{
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usage_win[i]++;
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base_win[i] = newbase;
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write_bases ();
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write_bases_2f ();
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return (void *)
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(addr_win[i] | (base & GRUB_MACHINE_PCI_WIN_OFFSET_MASK));
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}
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grub_fatal ("Out of PCI windows.");
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}
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else
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{
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int region = 0;
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if (base >= 0x10000000
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&& base + size <= 0x18000000)
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region = 1;
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||||
if (base >= 0x1c000000
|
||||
&& base + size <= 0x1f000000)
|
||||
region = 2;
|
||||
if (region == 0)
|
||||
grub_fatal ("Attempt to map out of regions");
|
||||
return (void *) (0xa0000000 | base);
|
||||
}
|
||||
}
|
||||
|
||||
void *
|
||||
|
|
@ -86,6 +160,8 @@ grub_pci_device_unmap_range (grub_pci_device_t dev __attribute__ ((unused)),
|
|||
volatile void *mem,
|
||||
grub_size_t size __attribute__ ((unused)))
|
||||
{
|
||||
if (grub_bonito_type == GRUB_BONITO_2F)
|
||||
{
|
||||
int i;
|
||||
for (i = 0; i < GRUB_MACHINE_PCI_NUM_WIN; i++)
|
||||
if (usage_win[i] && addr_win[i]
|
||||
|
|
@ -96,4 +172,5 @@ grub_pci_device_unmap_range (grub_pci_device_t dev __attribute__ ((unused)),
|
|||
return;
|
||||
}
|
||||
grub_fatal ("Tried to unmap not mapped region");
|
||||
}
|
||||
}
|
||||
|
|
|
|||
|
|
@ -129,12 +129,19 @@ grub_machine_init (void)
|
|||
/* Loongson 2E. */
|
||||
case 0x6302:
|
||||
grub_arch_machine = GRUB_ARCH_MACHINE_FULOONG2E;
|
||||
grub_bonito_type = GRUB_BONITO_2F;
|
||||
break;
|
||||
/* Loongson 2F. */
|
||||
case 0x6303:
|
||||
if (grub_arch_machine != GRUB_ARCH_MACHINE_FULOONG2F
|
||||
&& grub_arch_machine != GRUB_ARCH_MACHINE_YEELOONG)
|
||||
grub_arch_machine = GRUB_ARCH_MACHINE_YEELOONG;
|
||||
grub_bonito_type = GRUB_BONITO_2F;
|
||||
break;
|
||||
/* Loongson 3A. */
|
||||
case 0x6305:
|
||||
grub_arch_machine = GRUB_ARCH_MACHINE_YEELOONG_3A;
|
||||
grub_bonito_type = GRUB_BONITO_3A;
|
||||
break;
|
||||
}
|
||||
|
||||
|
|
|
|||
|
|
@ -19,7 +19,9 @@
|
|||
#ifndef GRUB_MACHINE_AT_KEYBOARD_HEADER
|
||||
#define GRUB_MACHINE_AT_KEYBOARD_HEADER 1
|
||||
|
||||
#define KEYBOARD_REG_DATA 0xbfd00060
|
||||
#define KEYBOARD_REG_STATUS 0xbfd00064
|
||||
#include <grub/pci.h>
|
||||
|
||||
#define KEYBOARD_REG_DATA (GRUB_MACHINE_PCI_IO_BASE | 0x60)
|
||||
#define KEYBOARD_REG_STATUS (GRUB_MACHINE_PCI_IO_BASE | 0x64)
|
||||
|
||||
#endif
|
||||
|
|
|
|||
|
|
@ -25,6 +25,7 @@
|
|||
#define GRUB_ARCH_MACHINE_YEELOONG 0
|
||||
#define GRUB_ARCH_MACHINE_FULOONG2F 1
|
||||
#define GRUB_ARCH_MACHINE_FULOONG2E 2
|
||||
#define GRUB_ARCH_MACHINE_YEELOONG_3A 3
|
||||
|
||||
#ifndef ASM_FILE
|
||||
|
||||
|
|
|
|||
|
|
@ -27,19 +27,36 @@
|
|||
#define GRUB_LOONGSON_OHCI_PCIID 0x00351033
|
||||
#define GRUB_LOONGSON_EHCI_PCIID 0x00e01033
|
||||
|
||||
#define GRUB_PCI_NUM_BUS 1
|
||||
#define GRUB_PCI_NUM_DEVICES 16
|
||||
|
||||
#define GRUB_MACHINE_PCI_IO_BASE 0xbfd00000
|
||||
#define GRUB_MACHINE_PCI_CONFSPACE 0xbfe80000
|
||||
#define GRUB_MACHINE_PCI_IO_BASE_2F 0xbfd00000
|
||||
#define GRUB_MACHINE_PCI_IO_BASE_3A 0xb8000000
|
||||
#define GRUB_MACHINE_PCI_CONFSPACE_2F 0xbfe80000
|
||||
#define GRUB_MACHINE_PCI_CONFSPACE_3A 0xba000000
|
||||
#define GRUB_MACHINE_PCI_CONFSPACE_3A_EXT 0xbb000000
|
||||
#define GRUB_MACHINE_PCI_CONTROLLER_HEADER 0xbfe00000
|
||||
|
||||
#define GRUB_MACHINE_PCI_CONF_CTRL_REG_ADDR 0xbfe00118
|
||||
#define GRUB_MACHINE_PCI_CONF_CTRL_REG_ADDR_2F 0xbfe00118
|
||||
|
||||
#define GRUB_PCI_NUM_DEVICES_2F 16
|
||||
|
||||
#ifndef ASM_FILE
|
||||
#define GRUB_MACHINE_PCI_CONF_CTRL_REG (*(volatile grub_uint32_t *) \
|
||||
GRUB_MACHINE_PCI_CONF_CTRL_REG_ADDR)
|
||||
#define GRUB_MACHINE_PCI_IO_CTRL_REG (*(volatile grub_uint32_t *) 0xbfe00110)
|
||||
|
||||
typedef enum { GRUB_BONITO_2F, GRUB_BONITO_3A } grub_bonito_type_t;
|
||||
extern grub_bonito_type_t EXPORT_VAR (grub_bonito_type);
|
||||
|
||||
#define GRUB_PCI_NUM_DEVICES (grub_bonito_type ? 32 \
|
||||
: GRUB_PCI_NUM_DEVICES_2F)
|
||||
#define GRUB_PCI_NUM_BUS (grub_bonito_type ? 256 : 1)
|
||||
|
||||
#define GRUB_MACHINE_PCI_IO_BASE (grub_bonito_type \
|
||||
? GRUB_MACHINE_PCI_IO_BASE_3A \
|
||||
: GRUB_MACHINE_PCI_IO_BASE_2F)
|
||||
|
||||
#define GRUB_MACHINE_PCI_CONF_CTRL_REG_2F (*(volatile grub_uint32_t *) \
|
||||
GRUB_MACHINE_PCI_CONF_CTRL_REG_ADDR_2F)
|
||||
#define GRUB_MACHINE_PCI_IO_CTRL_REG_2F (*(volatile grub_uint32_t *) 0xbfe00110)
|
||||
#define GRUB_MACHINE_PCI_CONF_CTRL_REG_3A (*(volatile grub_uint32_t *) \
|
||||
0xbfe00118)
|
||||
|
||||
#endif
|
||||
#define GRUB_MACHINE_PCI_WIN_MASK_SIZE 6
|
||||
#define GRUB_MACHINE_PCI_WIN_MASK ((1 << GRUB_MACHINE_PCI_WIN_MASK_SIZE) - 1)
|
||||
|
|
@ -59,53 +76,23 @@
|
|||
#define GRUB_MACHINE_PCI_WIN3_ADDR 0xb8000000
|
||||
|
||||
#ifndef ASM_FILE
|
||||
static inline grub_uint32_t
|
||||
grub_pci_read (grub_pci_address_t addr)
|
||||
{
|
||||
GRUB_MACHINE_PCI_CONF_CTRL_REG = 1 << ((addr >> 11) & 0xf);
|
||||
return *(volatile grub_uint32_t *) (GRUB_MACHINE_PCI_CONFSPACE
|
||||
| (addr & 0x07ff));
|
||||
}
|
||||
grub_uint32_t
|
||||
EXPORT_FUNC (grub_pci_read) (grub_pci_address_t addr);
|
||||
|
||||
static inline grub_uint16_t
|
||||
grub_pci_read_word (grub_pci_address_t addr)
|
||||
{
|
||||
GRUB_MACHINE_PCI_CONF_CTRL_REG = 1 << ((addr >> 11) & 0xf);
|
||||
return *(volatile grub_uint16_t *) (GRUB_MACHINE_PCI_CONFSPACE
|
||||
| (addr & 0x07ff));
|
||||
}
|
||||
grub_uint16_t
|
||||
EXPORT_FUNC (grub_pci_read_word) (grub_pci_address_t addr);
|
||||
|
||||
static inline grub_uint8_t
|
||||
grub_pci_read_byte (grub_pci_address_t addr)
|
||||
{
|
||||
GRUB_MACHINE_PCI_CONF_CTRL_REG = 1 << ((addr >> 11) & 0xf);
|
||||
return *(volatile grub_uint8_t *) (GRUB_MACHINE_PCI_CONFSPACE
|
||||
| (addr & 0x07ff));
|
||||
}
|
||||
grub_uint8_t
|
||||
EXPORT_FUNC (grub_pci_read_byte) (grub_pci_address_t addr);
|
||||
|
||||
static inline void
|
||||
grub_pci_write (grub_pci_address_t addr, grub_uint32_t data)
|
||||
{
|
||||
GRUB_MACHINE_PCI_CONF_CTRL_REG = 1 << ((addr >> 11) & 0xf);
|
||||
*(volatile grub_uint32_t *) (GRUB_MACHINE_PCI_CONFSPACE
|
||||
| (addr & 0x07ff)) = data;
|
||||
}
|
||||
void
|
||||
EXPORT_FUNC (grub_pci_write) (grub_pci_address_t addr, grub_uint32_t data);
|
||||
|
||||
static inline void
|
||||
grub_pci_write_word (grub_pci_address_t addr, grub_uint16_t data)
|
||||
{
|
||||
GRUB_MACHINE_PCI_CONF_CTRL_REG = 1 << ((addr >> 11) & 0xf);
|
||||
*(volatile grub_uint16_t *) (GRUB_MACHINE_PCI_CONFSPACE
|
||||
| (addr & 0x07ff)) = data;
|
||||
}
|
||||
void
|
||||
EXPORT_FUNC (grub_pci_write_word) (grub_pci_address_t addr, grub_uint16_t data);
|
||||
|
||||
static inline void
|
||||
grub_pci_write_byte (grub_pci_address_t addr, grub_uint8_t data)
|
||||
{
|
||||
GRUB_MACHINE_PCI_CONF_CTRL_REG = 1 << ((addr >> 11) & 0xf);
|
||||
*(volatile grub_uint8_t *) (GRUB_MACHINE_PCI_CONFSPACE
|
||||
| (addr & 0x07ff)) = data;
|
||||
}
|
||||
void
|
||||
EXPORT_FUNC (grub_pci_write_byte) (grub_pci_address_t addr, grub_uint8_t data);
|
||||
|
||||
volatile void *
|
||||
EXPORT_FUNC (grub_pci_device_map_range) (grub_pci_device_t dev,
|
||||
|
|
|
|||
Loading…
Reference in a new issue