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#ifndef STARTUP_INC_INCLUDED
#define STARTUP_INC_INCLUDED
#include <hwregs/asm/reg_map_asm.h>
#include <hwregs/asm/gio_defs_asm.h>
#include <hwregs/asm/pio_defs_asm.h>
#include <hwregs/asm/clkgen_defs_asm.h>
#include <hwregs/asm/pinmux_defs_asm.h>
.macro GIO_SET_P BITS, OUTREG
bmi 1f ; btstq: bit -> N flag
nop
or.d \BITS, \OUTREG
1:
.endm
.macro GIO_INIT
move.d CONFIG_ETRAX_DEF_GIO_PA_OUT, $r0
move.d REG_ADDR(gio, regi_gio, rw_pa_dout), $r1
move.d $r0, [$r1]
move.d CONFIG_ETRAX_DEF_GIO_PA_OE, $r0
move.d REG_ADDR(gio, regi_gio, rw_pa_oe), $r1
move.d $r0, [$r1]
move.d CONFIG_ETRAX_DEF_GIO_PB_OUT, $r0
move.d REG_ADDR(gio, regi_gio, rw_pb_dout), $r1
move.d $r0, [$r1]
move.d CONFIG_ETRAX_DEF_GIO_PB_OE, $r0
move.d REG_ADDR(gio, regi_gio, rw_pb_oe), $r1
move.d $r0, [$r1]
move.d CONFIG_ETRAX_DEF_GIO_PC_OUT, $r0
move.d REG_ADDR(gio, regi_gio, rw_pc_dout), $r1
move.d $r0, [$r1]
move.d CONFIG_ETRAX_DEF_GIO_PC_OE, $r0
move.d REG_ADDR(gio, regi_gio, rw_pc_oe), $r1
move.d $r0, [$r1]
move.d 0xFFFFFFFF, $r0
move.d REG_ADDR(pinmux, regi_pinmux, rw_gio_pa), $r1
move.d $r0, [$r1]
move.d REG_ADDR(pinmux, regi_pinmux, rw_gio_pc), $r1
move.d $r0, [$r1]
;; If eth_mdio, eth, geth bits are set in hwprot, don't
;; set them to gpio, as this means they have been configured
;; earlier and shouldn't be changed.
move.d 0xFC000000, $r2 ; pins 25..0 are eth_mdio, eth, geth
move.d REG_ADDR(pinmux, regi_pinmux, rw_hwprot), $r1
move.d [$r1], $r0
btstq REG_BIT(pinmux, rw_hwprot, eth), $r0
GIO_SET_P 0x00FFFF00, $r2 ;; pins 8..23 are eth
btstq REG_BIT(pinmux, rw_hwprot, eth_mdio), $r0
GIO_SET_P 0x03000000, $r2 ;; pins 24..25 are eth_mdio
btstq REG_BIT(pinmux, rw_hwprot, geth), $r0
GIO_SET_P 0x000000FF, $r2 ;; pins 0..7 are geth
move.d REG_ADDR(pinmux, regi_pinmux, rw_gio_pb), $r1
move.d $r2, [$r1]
.endm
.macro START_CLOCKS
move.d REG_ADDR(clkgen, regi_clkgen, rw_clk_ctrl), $r1
move.d [$r1], $r0
or.d REG_STATE(clkgen, rw_clk_ctrl, cpu, yes) | \
REG_STATE(clkgen, rw_clk_ctrl, ddr2, yes) | \
REG_STATE(clkgen, rw_clk_ctrl, memarb_bar_ddr, yes), $r0
move.d $r0, [$r1]
.endm
.macro SETUP_WAIT_STATES
move.d REG_ADDR(pio, regi_pio, rw_ce0_cfg), $r0
move.d CONFIG_ETRAX_PIO_CE0_CFG, $r1
move.d $r1, [$r0]
move.d REG_ADDR(pio, regi_pio, rw_ce1_cfg), $r0
move.d CONFIG_ETRAX_PIO_CE1_CFG, $r1
move.d $r1, [$r0]
move.d REG_ADDR(pio, regi_pio, rw_ce2_cfg), $r0
move.d CONFIG_ETRAX_PIO_CE2_CFG, $r1
move.d $r1, [$r0]
.endm
#endif
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