On Sun, 21 Mar 2021 16:13:38 +0100
Ahmad Fatoum <a.fatoum@xxxxxxxxxxxxxx> wrote:
Hi!
I have good news and bad news.
The good news is that erizo barebox successfully runs on real FPGA hardware.
The bad news is that there is no "stack" region in erizo iomem output;
also barebox relocated to te middle of RAM not to the top of RAM:
barebox:/ iomem
0x00000000 - 0xffffffff (size 0x00000000) iomem
0x80000000 - 0x807fffff (size 0x00800000) ram0
0x802ffd80 - 0x803ffd7f (size 0x00100000) malloc space
0x803ffd80 - 0x803fffc3 (size 0x00000244) board data
0x80400000 - 0x80436cff (size 0x00036d00) barebox
0x80436d00 - 0x8043eec7 (size 0x000081c8) barebox data
0x8043eec8 - 0x8044336f (size 0x000044a8) bss
0x90000000 - 0x9000001f (size 0x00000020) 90000000.uart@xxxxxxxxxxx
0x91000000 - 0x91000003 (size 0x00000004) 91000000.gpio@xxxxxxxxxxx
0x91000004 - 0x91000007 (size 0x00000004) 91000000.gpio@xxxxxxxxxxx
barebox:/
Please compare with mips malta and arm vexpress-a9 iomem output:
barebox@qemu malta:/ iomem
0x00000000 - 0xffffffff (size 0x00000000) iomem
0x180003f8 - 0x180003ff (size 0x00000008) 180003f8.serial@xxxxxxxxxxx
0x1e000000 - 0x1e3fffff (size 0x00400000) 1e000000.flash@xxxxxxxxxxx
0x1f000900 - 0x1f00093f (size 0x00000040) 1f000900.serial@xxxxxxxxxxx
0x1f000b00 - 0x1f000b1f (size 0x00000020) 1f000b00.gpio@xxxxxxxxxxx
0xa0000000 - 0xafffffff (size 0x10000000) kseg1_ram0
0xafb39000 - 0xafb3ffff (size 0x00007000) stack
0xafb40000 - 0xaff3ffff (size 0x00400000) malloc space
0xaff40000 - 0xaffa3fdf (size 0x00063fe0) barebox
0xaffa3fe0 - 0xafff249f (size 0x0004e4c0) barebox data
0xafffa4a0 - 0xafffe60b (size 0x0000416c) bss
barebox@qemu malta:/
barebox@V2P-CA9:/ iomem
0x00000000 - 0xffffffff (size 0x00000000) iomem
0x10004000 - 0x10004fff (size 0x00001000) amba
0x10005000 - 0x10005fff (size 0x00001000) amba
0x10006000 - 0x10006fff (size 0x00001000) amba
0x10007000 - 0x10007fff (size 0x00001000) amba
0x10009000 - 0x10009fff (size 0x00001000) amba
0x1000a000 - 0x1000afff (size 0x00001000) amba
0x1000b000 - 0x1000bfff (size 0x00001000) amba
0x1000c000 - 0x1000cfff (size 0x00001000) amba
0x10011000 - 0x10011fff (size 0x00001000) amba
0x10012000 - 0x10012fff (size 0x00001000) amba
0x10017000 - 0x10017fff (size 0x00001000) amba
0x1001f000 - 0x1001ffff (size 0x00001000) amba
0x10020000 - 0x10020fff (size 0x00001000) amba
0x40000000 - 0x43ffffff (size 0x04000000) 40000000.flash@0,00000000.of
0x44000000 - 0x47ffffff (size 0x04000000) 40000000.flash@0,00000000.of
0x60000000 - 0x9fffffff (size 0x40000000) ram0
0x6fefe1c0 - 0x7fdfc37f (size 0x0fefe1c0) malloc space
0x7fdfc380 - 0x7fdfffe3 (size 0x00003c64) board data
0x7fe00000 - 0x7fe5749f (size 0x000574a0) barebox
0x7fe574a0 - 0x7feabb9f (size 0x00054700) barebox data
0x7feabba0 - 0x7feae90f (size 0x00002d70) bss
0x7ffe8000 - 0x7ffeffff (size 0x00008000) stack
barebox@V2P-CA9:/
--
Best regards,
Antony Pavlov
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