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Sadly the SpacemiT K1 has peripherals than can only do 32-bit DMA.

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ok jca@, mlarkin@, deraadt@
This commit is contained in:
kettenis
2026-04-06 19:12:36 +00:00
parent e1bb9b8c6d
commit 08411904fb
2 changed files with 9 additions and 5 deletions
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4
sys/arch/riscv64/stand/efiboot/conf.c
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@@ -1,4 +1,4 @@
/* $OpenBSD: conf.c,v 1.4 2024/06/17 09:12:45 kettenis Exp $ */
/* $OpenBSD: conf.c,v 1.5 2026/04/06 19:12:36 kettenis Exp $ */
/*
* Copyright (c) 1996 Michael Shalayeff
@@ -46,7 +46,7 @@
#include "efipxe.h"
#include "softraid_riscv64.h"
const char version[] = "1.7";
const char version[] = "1.8";
int debug = 0;
struct fs_ops file_system[] = {

10
sys/arch/riscv64/stand/efiboot/efiboot.c
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@@ -1,4 +1,4 @@
/* $OpenBSD: efiboot.c,v 1.12 2025/10/17 16:53:41 deraadt Exp $ */
/* $OpenBSD: efiboot.c,v 1.13 2026/04/06 19:12:36 kettenis Exp $ */
/*
* Copyright (c) 2015 YASUOKA Masahiko <yasuoka@yasuoka.net>
@@ -483,9 +483,13 @@ efi_dma_constraint(void)
{
void *node;
/* StarFive JH71x0 has peripherals that only support 32-bit DMA. */
/*
* SpacemiT K1 and StarFive JH71x0 have peripherals that only
* support 32-bit DMA.
*/
node = fdt_find_node("/");
if (fdt_node_is_compatible(node, "starfive,jh7100") ||
if (fdt_node_is_compatible(node, "spacemit,k1") ||
fdt_node_is_compatible(node, "starfive,jh7100") ||
fdt_node_is_compatible(node, "starfive,jh7110"))
dma_constraint[1] = htobe64(0xffffffff);