Tom Rini
6 years ago
commit
964d4f7211
@ -1,97 +0,0 @@ |
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/dts-v1/; |
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/ { |
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compatible = "riscv32 nx25"; |
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#address-cells = <1>; |
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#size-cells = <1>; |
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interrupt-parent = <&intc>; |
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|
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aliases { |
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uart0 = &serial0; |
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ethernet0 = &mac0; |
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spi0 = &spi; |
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} ; |
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|
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chosen { |
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bootargs = "console=ttyS0,38400n8 earlyprintk=uart8250-32bit,0xf0300000 debug loglevel=7"; |
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stdout-path = "uart0:38400n8"; |
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tick-timer = &timer0; |
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}; |
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|
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memory@0 { |
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device_type = "memory"; |
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reg = <0x00000000 0x40000000>; |
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}; |
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|
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spiclk: virt_100mhz { |
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#clock-cells = <0>; |
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compatible = "fixed-clock"; |
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clock-frequency = <100000000>; |
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}; |
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|
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cpus { |
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#address-cells = <1>; |
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#size-cells = <0>; |
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cpu@0 { |
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compatible = "andestech,n13"; |
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reg = <0>; |
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/* FIXME: to fill correct frqeuency */ |
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clock-frequency = <60000000>; |
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}; |
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}; |
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|
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intc: interrupt-controller { |
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compatible = "andestech,atnointc010"; |
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#interrupt-cells = <1>; |
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interrupt-controller; |
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}; |
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|
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serial0: serial@f0300000 { |
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compatible = "andestech,uart16550", "ns16550a"; |
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reg = <0xf0300000 0x1000>; |
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interrupts = <7 4>; |
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clock-frequency = <19660800>; |
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reg-shift = <2>; |
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reg-offset = <32>; |
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no-loopback-test = <1>; |
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}; |
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|
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timer0: timer@f0400000 { |
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compatible = "andestech,atcpit100"; |
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reg = <0xf0400000 0x1000>; |
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interrupts = <2 4>; |
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clock-frequency = <40000000>; |
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}; |
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|
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mac0: mac@e0100000 { |
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compatible = "andestech,atmac100"; |
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reg = <0xe0100000 0x1000>; |
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interrupts = <25 4>; |
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}; |
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|
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mmc0: mmc@f0e00000 { |
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compatible = "andestech,atsdc010"; |
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max-frequency = <100000000>; |
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fifo-depth = <0x10>; |
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reg = <0xf0e00000 0x1000>; |
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interrupts = <17 4>; |
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cap-sd-highspeed; |
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}; |
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|
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spi: spi@f0b00000 { |
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compatible = "andestech,atcspi200"; |
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reg = <0xf0b00000 0x1000>; |
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#address-cells = <1>; |
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#size-cells = <0>; |
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num-cs = <1>; |
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clocks = <&spiclk>; |
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interrupts = <3 4>; |
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flash@0 { |
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compatible = "spi-flash"; |
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spi-max-frequency = <50000000>; |
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reg = <0>; |
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spi-cpol; |
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spi-cpha; |
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}; |
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}; |
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|
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}; |
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@ -0,0 +1,149 @@ |
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/dts-v1/; |
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|
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/ { |
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#address-cells = <2>; |
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#size-cells = <2>; |
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compatible = "andestech,ax25"; |
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model = "andestech,ax25"; |
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|
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aliases { |
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uart0 = &serial0; |
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spi0 = &spi; |
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} ; |
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|
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chosen { |
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bootargs = "console=ttyS0,38400n8 earlyprintk=uart8250-32bit,0xf0300000 debug loglevel=7"; |
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stdout-path = "uart0:38400n8"; |
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}; |
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|
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cpus { |
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#address-cells = <1>; |
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#size-cells = <0>; |
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timebase-frequency = <10000000>; |
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CPU0: cpu@0 { |
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device_type = "cpu"; |
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reg = <0>; |
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status = "okay"; |
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compatible = "riscv"; |
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riscv,isa = "rv64imafdc"; |
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mmu-type = "riscv,sv39"; |
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clock-frequency = <60000000>; |
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CPU0_intc: interrupt-controller { |
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#interrupt-cells = <1>; |
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interrupt-controller; |
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compatible = "riscv,cpu-intc"; |
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}; |
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}; |
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}; |
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|
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memory@0 { |
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device_type = "memory"; |
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reg = <0x0 0x00000000 0x0 0x40000000>; |
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}; |
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|
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soc { |
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#address-cells = <2>; |
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#size-cells = <2>; |
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compatible = "andestech,riscv-ae350-soc"; |
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ranges; |
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}; |
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|
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plmt0@e6000000 { |
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compatible = "riscv,plmt0"; |
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interrupts-extended = <&CPU0_intc 7>; |
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reg = <0x0 0xe6000000 0x0 0x100000>; |
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}; |
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|
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plic0: interrupt-controller@e4000000 { |
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compatible = "riscv,plic0"; |
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#address-cells = <2>; |
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#interrupt-cells = <2>; |
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interrupt-controller; |
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reg = <0x0 0xe4000000 0x0 0x2000000>; |
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riscv,ndev=<31>; |
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interrupts-extended = <&CPU0_intc 11 &CPU0_intc 9>; |
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}; |
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|
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plic1: interrupt-controller@e6400000 { |
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compatible = "riscv,plic1"; |
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#address-cells = <2>; |
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#interrupt-cells = <2>; |
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interrupt-controller; |
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reg = <0x0 0xe6400000 0x0 0x400000>; |
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riscv,ndev=<1>; |
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interrupts-extended = <&CPU0_intc 3>; |
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}; |
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|
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spiclk: virt_100mhz { |
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#clock-cells = <0>; |
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compatible = "fixed-clock"; |
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clock-frequency = <100000000>; |
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}; |
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|
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timer0: timer@f0400000 { |
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compatible = "andestech,atcpit100"; |
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reg = <0x0 0xf0400000 0x0 0x1000>; |
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clock-frequency = <40000000>; |
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interrupts = <3 4>; |
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interrupt-parent = <&plic0>; |
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}; |
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|
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serial0: serial@f0300000 { |
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compatible = "andestech,uart16550", "ns16550a"; |
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reg = <0x0 0xf0300000 0x0 0x1000>; |
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interrupts = <9 4>; |
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clock-frequency = <19660800>; |
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reg-shift = <2>; |
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reg-offset = <32>; |
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no-loopback-test = <1>; |
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interrupt-parent = <&plic0>; |
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}; |
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|
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mac0: mac@e0100000 { |
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compatible = "andestech,atmac100"; |
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reg = <0x0 0xe0100000 0x0 0x1000>; |
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interrupts = <19 4>; |
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interrupt-parent = <&plic0>; |
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}; |
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|
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mmc0: mmc@f0e00000 { |
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compatible = "andestech,atfsdc010"; |
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max-frequency = <100000000>; |
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clock-freq-min-max = <400000 100000000>; |
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fifo-depth = <0x10>; |
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reg = <0x0 0xf0e00000 0x0 0x1000>; |
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interrupts = <18 4>; |
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cap-sd-highspeed; |
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interrupt-parent = <&plic0>; |
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}; |
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|
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smc0: smc@e0400000 { |
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compatible = "andestech,atfsmc020"; |
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reg = <0x0 0xe0400000 0x0 0x1000>; |
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}; |
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|
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nor@0,0 { |
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compatible = "cfi-flash"; |
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reg = <0x0 0x88000000 0x0 0x1000>; |
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bank-width = <2>; |
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device-width = <1>; |
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}; |
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|
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spi: spi@f0b00000 { |
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compatible = "andestech,atcspi200"; |
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reg = <0x0 0xf0b00000 0x0 0x1000>; |
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#address-cells = <1>; |
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#size-cells = <0>; |
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num-cs = <1>; |
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clocks = <&spiclk>; |
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interrupts = <3 4>; |
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interrupt-parent = <&plic0>; |
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flash@0 { |
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compatible = "spi-flash"; |
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spi-max-frequency = <50000000>; |
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reg = <0>; |
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spi-cpol; |
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spi-cpha; |
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}; |
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}; |
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}; |
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@ -0,0 +1,25 @@ |
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/* SPDX-License-Identifier: GPL-2.0+ */ |
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/*
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* (C) Copyright 2018 Alexander Graf <agraf@suse.de> |
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*/ |
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|
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#ifndef _SETJMP_H_ |
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#define _SETJMP_H_ 1 |
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|
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/*
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* This really should be opaque, but the EFI implementation wrongly |
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* assumes that a 'struct jmp_buf_data' is defined. |
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*/ |
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struct jmp_buf_data { |
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/* x2, x8, x9, x18, x19, x20, x21, x22, x23, x24, x25, x26, x27, sp */ |
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unsigned long s_regs[12]; /* s0 - s11 */ |
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unsigned long ra; |
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unsigned long sp; |
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}; |
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|
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typedef struct jmp_buf_data jmp_buf[1]; |
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|
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int setjmp(jmp_buf jmp); |
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void longjmp(jmp_buf jmp, int ret); |
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|
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#endif /* _SETJMP_H_ */ |
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@ -0,0 +1,151 @@ |
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/* SPDX-License-Identifier: GPL-2.0+ */ |
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/* |
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* crt0-efi-riscv.S - PE/COFF header for RISC-V EFI applications |
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* |
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* Copright (C) 2014 Linaro Ltd. <ard.biesheuvel@linaro.org>
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* Copright (C) 2018 Alexander Graf <agraf@suse.de>
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* |
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* This file is inspired by arch/arm/lib/crt0_aarch64_efi.S |
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*/ |
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|
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#include <asm-generic/pe.h> |
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|
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#if __riscv_xlen == 64 |
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#define SIZE_LONG 8 |
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#define SAVE_LONG(reg, idx) sd reg, (idx*SIZE_LONG)(sp) |
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#define LOAD_LONG(reg, idx) ld reg, (idx*SIZE_LONG)(sp) |
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#define PE_MACHINE 0x5064 |
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#else |
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#define SIZE_LONG 4 |
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#define SAVE_LONG(reg, idx) sw reg, (idx*SIZE_LONG)(sp) |
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#define LOAD_LONG(reg, idx) lw reg, (idx*SIZE_LONG)(sp) |
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#define PE_MACHINE 0x5032 |
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#endif |
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|
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|
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.section .text.head |
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|
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/* |
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* Magic "MZ" signature for PE/COFF |
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*/ |
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.globl ImageBase
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ImageBase: |
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.ascii "MZ" |
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.skip 58 /* 'MZ' + pad + offset == 64 */ |
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.long pe_header - ImageBase /* Offset to the PE header */ |
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pe_header: |
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.ascii "PE" |
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.short 0
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coff_header: |
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.short PE_MACHINE /* RISC-V 64/32-bit */ |
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.short 2 /* nr_sections */ |
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.long 0 /* TimeDateStamp */ |
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.long 0 /* PointerToSymbolTable */ |
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.long 1 /* NumberOfSymbols */ |
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.short section_table - optional_header /* SizeOfOptionalHeader */ |
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/* |
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* Characteristics: IMAGE_FILE_DEBUG_STRIPPED | |
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* IMAGE_FILE_EXECUTABLE_IMAGE | IMAGE_FILE_LINE_NUMS_STRIPPED |
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*/ |
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.short 0x206
|
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optional_header: |
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.short 0x20b /* PE32+ format */ |
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.byte 0x02 /* MajorLinkerVersion */ |
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.byte 0x14 /* MinorLinkerVersion */ |
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.long _edata - _start /* SizeOfCode */ |
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.long 0 /* SizeOfInitializedData */ |
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.long 0 /* SizeOfUninitializedData */ |
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.long _start - ImageBase /* AddressOfEntryPoint */ |
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.long _start - ImageBase /* BaseOfCode */ |
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|
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extra_header_fields: |
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.quad 0 /* ImageBase */ |
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.long 0x20 /* SectionAlignment */ |
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.long 0x8 /* FileAlignment */ |
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.short 0 /* MajorOperatingSystemVersion */ |
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.short 0 /* MinorOperatingSystemVersion */ |
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.short 0 /* MajorImageVersion */ |
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.short 0 /* MinorImageVersion */ |
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.short 0 /* MajorSubsystemVersion */ |
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.short 0 /* MinorSubsystemVersion */ |
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.long 0 /* Win32VersionValue */ |
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|
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.long _edata - ImageBase /* SizeOfImage */ |
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|
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/* |
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* Everything before the kernel image is considered part of the header |
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*/ |
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.long _start - ImageBase /* SizeOfHeaders */ |
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.long 0 /* CheckSum */ |
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.short IMAGE_SUBSYSTEM_EFI_APPLICATION /* Subsystem */ |
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.short 0 /* DllCharacteristics */ |
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.quad 0 /* SizeOfStackReserve */ |
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.quad 0 /* SizeOfStackCommit */ |
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.quad 0 /* SizeOfHeapReserve */ |
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.quad 0 /* SizeOfHeapCommit */ |
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.long 0 /* LoaderFlags */ |
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.long 0x6 /* NumberOfRvaAndSizes */ |
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|
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.quad 0 /* ExportTable */ |
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.quad 0 /* ImportTable */ |
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.quad 0 /* ResourceTable */ |
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.quad 0 /* ExceptionTable */ |
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.quad 0 /* CertificationTable */ |
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.quad 0 /* BaseRelocationTable */ |
||||
|
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/* Section table */ |
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section_table: |
||||
|
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/* |
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* The EFI application loader requires a relocation section |
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* because EFI applications must be relocatable. This is a |
||||
* dummy section as far as we are concerned. |
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*/ |
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.ascii ".reloc" |
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.byte 0
|
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.byte 0 /* end of 0 padding of section name */ |
||||
.long 0
|
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.long 0
|
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.long 0 /* SizeOfRawData */ |
||||
.long 0 /* PointerToRawData */ |
||||
.long 0 /* PointerToRelocations */ |
||||
.long 0 /* PointerToLineNumbers */ |
||||
.short 0 /* NumberOfRelocations */ |
||||
.short 0 /* NumberOfLineNumbers */ |
||||
.long 0x42100040 /* Characteristics (section flags) */ |
||||
|
||||
|
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.ascii ".text" |
||||
.byte 0
|
||||
.byte 0
|
||||
.byte 0 /* end of 0 padding of section name */ |
||||
.long _edata - _start /* VirtualSize */ |
||||
.long _start - ImageBase /* VirtualAddress */ |
||||
.long _edata - _start /* SizeOfRawData */ |
||||
.long _start - ImageBase /* PointerToRawData */ |
||||
|
||||
.long 0 /* PointerToRelocations (0 for executables) */ |
||||
.long 0 /* PointerToLineNumbers (0 for executables) */ |
||||
.short 0 /* NumberOfRelocations (0 for executables) */ |
||||
.short 0 /* NumberOfLineNumbers (0 for executables) */ |
||||
.long 0xe0500020 /* Characteristics (section flags) */ |
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|
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_start: |
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addi sp, sp, -(SIZE_LONG * 3) |
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SAVE_LONG(a0, 0) |
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SAVE_LONG(a1, 1) |
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SAVE_LONG(ra, 2) |
||||
|
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lla a0, ImageBase |
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lla a1, _DYNAMIC |
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call _relocate |
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bne a0, zero, 0f |
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|
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LOAD_LONG(a1, 1) |
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LOAD_LONG(a0, 0) |
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call efi_main |
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|
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LOAD_LONG(ra, 2) |
||||
|
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0: addi sp, sp, (SIZE_LONG * 3) |
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ret |
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@ -0,0 +1,71 @@ |
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/* SPDX-License-Identifier: GPL-2.0+ */ |
||||
/* |
||||
* U-Boot riscv32 EFI linker script |
||||
* |
||||
* SPDX-License-Identifier: BSD-2-Clause |
||||
* |
||||
* Modified from arch/arm/lib/elf_aarch64_efi.lds |
||||
*/ |
||||
|
||||
OUTPUT_FORMAT("elf32-littleriscv", "elf32-littleriscv", "elf32-littleriscv") |
||||
OUTPUT_ARCH(riscv) |
||||
ENTRY(_start) |
||||
SECTIONS |
||||
{ |
||||
.text 0x0 : { |
||||
_text = .; |
||||
*(.text.head) |
||||
*(.text) |
||||
*(.text.*) |
||||
*(.gnu.linkonce.t.*) |
||||
*(.srodata) |
||||
*(.rodata*) |
||||
. = ALIGN(16); |
||||
} |
||||
_etext = .; |
||||
_text_size = . - _text; |
||||
.dynamic : { *(.dynamic) } |
||||
.data : { |
||||
_data = .; |
||||
*(.sdata) |
||||
*(.data) |
||||
*(.data1) |
||||
*(.data.*) |
||||
*(.got.plt) |
||||
*(.got) |
||||
|
||||
/* |
||||
* The EFI loader doesn't seem to like a .bss section, so we |
||||
* stick it all into .data: |
||||
*/ |
||||
. = ALIGN(16); |
||||
_bss = .; |
||||
*(.sbss) |
||||
*(.scommon) |
||||
*(.dynbss) |
||||
*(.bss) |
||||
*(.bss.*) |
||||
*(COMMON) |
||||
. = ALIGN(16); |
||||
_bss_end = .; |
||||
_edata = .; |
||||
} |
||||
.rela.dyn : { *(.rela.dyn) } |
||||
.rela.plt : { *(.rela.plt) } |
||||
.rela.got : { *(.rela.got) } |
||||
.rela.data : { *(.rela.data) *(.rela.data*) } |
||||
_data_size = . - _etext; |
||||
|
||||
. = ALIGN(4096); |
||||
.dynsym : { *(.dynsym) } |
||||
. = ALIGN(4096); |
||||
.dynstr : { *(.dynstr) } |
||||
. = ALIGN(4096); |
||||
.note.gnu.build-id : { *(.note.gnu.build-id) } |
||||
/DISCARD/ : { |
||||
*(.rel.reloc) |
||||
*(.eh_frame) |
||||
*(.note.GNU-stack) |
||||
} |
||||
.comment 0 : { *(.comment) } |
||||
} |
||||
@ -0,0 +1,71 @@ |
||||
/* SPDX-License-Identifier: GPL-2.0+ */ |
||||
/* |
||||
* U-Boot riscv64 EFI linker script |
||||
* |
||||
* SPDX-License-Identifier: BSD-2-Clause |
||||
* |
||||
* Modified from arch/arm/lib/elf_aarch64_efi.lds |
||||
*/ |
||||
|
||||
OUTPUT_FORMAT("elf64-littleriscv", "elf64-littleriscv", "elf64-littleriscv") |
||||
OUTPUT_ARCH(riscv) |
||||
ENTRY(_start) |
||||
SECTIONS |
||||
{ |
||||
.text 0x0 : { |
||||
_text = .; |
||||
*(.text.head) |
||||
*(.text) |
||||
*(.text.*) |
||||
*(.gnu.linkonce.t.*) |
||||
*(.srodata) |
||||
*(.rodata*) |
||||
. = ALIGN(16); |
||||
} |
||||
_etext = .; |
||||
_text_size = . - _text; |
||||
.dynamic : { *(.dynamic) } |
||||
.data : { |
||||
_data = .; |
||||
*(.sdata) |
||||
*(.data) |
||||
*(.data1) |
||||
*(.data.*) |
||||
*(.got.plt) |
||||
*(.got) |
||||
|
||||
/* |
||||
* The EFI loader doesn't seem to like a .bss section, so we |
||||
* stick it all into .data: |
||||
*/ |
||||
. = ALIGN(16); |
||||
_bss = .; |
||||
*(.sbss) |
||||
*(.scommon) |
||||
*(.dynbss) |
||||
*(.bss) |
||||
*(.bss.*) |
||||
*(COMMON) |
||||
. = ALIGN(16); |
||||
_bss_end = .; |
||||
_edata = .; |
||||
} |
||||
.rela.dyn : { *(.rela.dyn) } |
||||
.rela.plt : { *(.rela.plt) } |
||||
.rela.got : { *(.rela.got) } |
||||
.rela.data : { *(.rela.data) *(.rela.data*) } |
||||
_data_size = . - _etext; |
||||
|
||||
. = ALIGN(4096); |
||||
.dynsym : { *(.dynsym) } |
||||
. = ALIGN(4096); |
||||
.dynstr : { *(.dynstr) } |
||||
. = ALIGN(4096); |
||||
.note.gnu.build-id : { *(.note.gnu.build-id) } |
||||
/DISCARD/ : { |
||||
*(.rel.reloc) |
||||
*(.eh_frame) |
||||
*(.note.GNU-stack) |
||||
} |
||||
.comment 0 : { *(.comment) } |
||||
} |
||||
@ -0,0 +1,98 @@ |
||||
// SPDX-License-Identifier: GPL-2.0+
|
||||
/* reloc_riscv.c - position independent ELF shared object relocator
|
||||
Copyright (C) 2018 Alexander Graf <agraf@suse.de> |
||||
Copyright (C) 2014 Linaro Ltd. <ard.biesheuvel@linaro.org> |
||||
Copyright (C) 1999 Hewlett-Packard Co. |
||||
Contributed by David Mosberger <davidm@hpl.hp.com>. |
||||
|
||||
All rights reserved. |
||||
|
||||
Redistribution and use in source and binary forms, with or without |
||||
modification, are permitted provided that the following conditions |
||||
are met: |
||||
|
||||
* Redistributions of source code must retain the above copyright |
||||
notice, this list of conditions and the following disclaimer. |
||||
* Redistributions in binary form must reproduce the above |
||||
copyright notice, this list of conditions and the following |
||||
disclaimer in the documentation and/or other materials |
||||
provided with the distribution. |
||||
* Neither the name of Hewlett-Packard Co. nor the names of its |
||||
contributors may be used to endorse or promote products derived |
||||
from this software without specific prior written permission. |
||||
|
||||
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND |
||||
CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, |
||||
INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF |
||||
MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
||||
DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS |
||||
BE LIABLE FOR ANYDIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, |
||||
OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, |
||||
PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR |
||||
PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
||||
THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR |
||||
TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF |
||||
THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
||||
SUCH DAMAGE. |
||||
*/ |
||||
|
||||
#include <efi.h> |
||||
|
||||
#include <elf.h> |
||||
|
||||
#if __riscv_xlen == 64 |
||||
#define Elf_Dyn Elf64_Dyn |
||||
#define Elf_Rela Elf64_Rela |
||||
#define ELF_R_TYPE ELF64_R_TYPE |
||||
#else |
||||
#define Elf_Dyn Elf32_Dyn |
||||
#define Elf_Rela Elf32_Rela |
||||
#define ELF_R_TYPE ELF32_R_TYPE |
||||
#endif |
||||
|
||||
efi_status_t _relocate(long ldbase, Elf_Dyn *dyn, efi_handle_t image, |
||||
struct efi_system_table *systab) |
||||
{ |
||||
long relsz = 0, relent = 0; |
||||
Elf_Rela *rel = 0; |
||||
unsigned long *addr; |
||||
int i; |
||||
|
||||
for (i = 0; dyn[i].d_tag != DT_NULL; ++i) { |
||||
switch (dyn[i].d_tag) { |
||||
case DT_RELA: |
||||
rel = (Elf_Rela *)((ulong)dyn[i].d_un.d_ptr + ldbase); |
||||
break; |
||||
case DT_RELASZ: |
||||
relsz = dyn[i].d_un.d_val; |
||||
break; |
||||
case DT_RELAENT: |
||||
relent = dyn[i].d_un.d_val; |
||||
break; |
||||
default: |
||||
break; |
||||
} |
||||
} |
||||
|
||||
if (!rel && relent == 0) |
||||
return EFI_SUCCESS; |
||||
|
||||
if (!rel || relent == 0) |
||||
return EFI_LOAD_ERROR; |
||||
|
||||
while (relsz > 0) { |
||||
/* apply the relocs */ |
||||
switch (ELF_R_TYPE(rel->r_info)) { |
||||
case R_RISCV_RELATIVE: |
||||
addr = (ulong *)(ldbase + rel->r_offset); |
||||
*addr = ldbase + rel->r_addend; |
||||
break; |
||||
default: |
||||
/* Panic */ |
||||
while (1) ; |
||||
} |
||||
rel = (Elf_Rela *)((char *)rel + relent); |
||||
relsz -= relent; |
||||
} |
||||
return EFI_SUCCESS; |
||||
} |
||||
@ -0,0 +1,65 @@ |
||||
/* SPDX-License-Identifier: GPL-2.0+ */ |
||||
/* |
||||
* (C) 2018 Alexander Graf <agraf@suse.de>
|
||||
*/ |
||||
|
||||
#include <config.h> |
||||
#include <linux/linkage.h> |
||||
|
||||
#ifdef CONFIG_CPU_RISCV_64 |
||||
#define STORE_IDX(reg, idx) sd reg, (idx*8)(a0) |
||||
#define LOAD_IDX(reg, idx) ld reg, (idx*8)(a0) |
||||
#else |
||||
#define STORE_IDX(reg, idx) sw reg, (idx*4)(a0) |
||||
#define LOAD_IDX(reg, idx) lw reg, (idx*4)(a0) |
||||
#endif |
||||
|
||||
.pushsection .text.setjmp, "ax" |
||||
ENTRY(setjmp) |
||||
/* Preserve all callee-saved registers and the SP */ |
||||
STORE_IDX(s0, 0) |
||||
STORE_IDX(s1, 1) |
||||
STORE_IDX(s2, 2) |
||||
STORE_IDX(s3, 3) |
||||
STORE_IDX(s4, 4) |
||||
STORE_IDX(s5, 5) |
||||
STORE_IDX(s6, 6) |
||||
STORE_IDX(s7, 7) |
||||
STORE_IDX(s8, 8) |
||||
STORE_IDX(s9, 9) |
||||
STORE_IDX(s10, 10) |
||||
STORE_IDX(s11, 11) |
||||
STORE_IDX(ra, 12) |
||||
STORE_IDX(sp, 13) |
||||
li a0, 0 |
||||
ret |
||||
ENDPROC(setjmp) |
||||
.popsection |
||||
|
||||
.pushsection .text.longjmp, "ax" |
||||
ENTRY(longjmp) |
||||
LOAD_IDX(s0, 0) |
||||
LOAD_IDX(s1, 1) |
||||
LOAD_IDX(s2, 2) |
||||
LOAD_IDX(s3, 3) |
||||
LOAD_IDX(s4, 4) |
||||
LOAD_IDX(s5, 5) |
||||
LOAD_IDX(s6, 6) |
||||
LOAD_IDX(s7, 7) |
||||
LOAD_IDX(s8, 8) |
||||
LOAD_IDX(s9, 9) |
||||
LOAD_IDX(s10, 10) |
||||
LOAD_IDX(s11, 11) |
||||
LOAD_IDX(ra, 12) |
||||
LOAD_IDX(sp, 13) |
||||
|
||||
/* Move the return value in place, but return 1 if passed 0. */ |
||||
beq a1, zero, longjmp_1 |
||||
mv a0, a1 |
||||
ret |
||||
|
||||
longjmp_1: |
||||
li a0, 1 |
||||
ret |
||||
ENDPROC(longjmp) |
||||
.popsection |
||||
@ -1,19 +1,19 @@ |
||||
if TARGET_NX25_AE250 |
||||
if TARGET_AX25_AE350 |
||||
|
||||
config SYS_CPU |
||||
default "nx25" |
||||
default "ax25" |
||||
|
||||
config SYS_BOARD |
||||
default "nx25-ae250" |
||||
default "ax25-ae350" |
||||
|
||||
config SYS_VENDOR |
||||
default "AndesTech" |
||||
|
||||
config SYS_SOC |
||||
default "ae250" |
||||
default "ae350" |
||||
|
||||
config SYS_CONFIG_NAME |
||||
default "nx25-ae250" |
||||
default "ax25-ae350" |
||||
|
||||
config ENV_SIZE |
||||
default 0x2000 if ENV_IS_IN_SPI_FLASH |
||||
@ -0,0 +1,6 @@ |
||||
AX25-AE350 BOARD |
||||
M: Rick Chen <rick@andestech.com> |
||||
S: Maintained |
||||
F: board/AndesTech/ax25-ae350/ |
||||
F: include/configs/ax25-ae350.h |
||||
F: configs/ax25-ae350_defconfig |
||||
@ -1,6 +0,0 @@ |
||||
NX25-AE250 BOARD |
||||
M: Rick Chen <rick@andestech.com> |
||||
S: Maintained |
||||
F: board/AndesTech/nx25-ae250/ |
||||
F: include/configs/nx25-ae250.h |
||||
F: configs/nx25-ae250_defconfig |
||||
@ -1,4 +1,4 @@ |
||||
NX25 is Andes CPU IP to adopt RISC-V architecture. |
||||
AX25 is Andes CPU IP to adopt RISC-V architecture. |
||||
|
||||
Features |
||||
======== |
||||
@ -1,37 +0,0 @@ |
||||
// SPDX-License-Identifier: GPL-2.0+
|
||||
/*
|
||||
* (C) Copyright 2009 Faraday Technology |
||||
* Po-Yu Chuang <ratbert@faraday-tech.com> |
||||
*/ |
||||
|
||||
#include <config.h> |
||||
#include <common.h> |
||||
#include <asm/io.h> |
||||
#include <faraday/ftsmc020.h> |
||||
|
||||
struct ftsmc020_config { |
||||
unsigned int config; |
||||
unsigned int timing; |
||||
}; |
||||
|
||||
static void ftsmc020_setup_bank(unsigned int bank, struct ftsmc020_config *cfg) |
||||
{ |
||||
struct ftsmc020 *smc = (struct ftsmc020 *)CONFIG_FTSMC020_BASE; |
||||
|
||||
if (bank > 3) { |
||||
printf("bank # %u invalid\n", bank); |
||||
return; |
||||
} |
||||
|
||||
writel(cfg->config, &smc->bank[bank].cr); |
||||
writel(cfg->timing, &smc->bank[bank].tpr); |
||||
} |
||||
|
||||
void ftsmc020_init(void) |
||||
{ |
||||
struct ftsmc020_config config[] = CONFIG_SYS_FTSMC020_CONFIGS; |
||||
int i; |
||||
|
||||
for (i = 0; i < ARRAY_SIZE(config); i++) |
||||
ftsmc020_setup_bank(i, &config[i]); |
||||
} |
||||
Loading…
Reference in new issue