mirror of
https://github.com/projectacrn/acrn-hypervisor.git
synced 2025-05-05 15:06:58 +00:00
7ebc4877c8
move the debug related command handle into debug/dbg_cmd.c; so release build will not include that. Tracked-On: #2170 Signed-off-by: Minggui Cao <minggui.cao@intel.com> Acked-by: Eddie Dong <eddie.dong@intel.com>
51 lines
1.0 KiB
C
51 lines
1.0 KiB
C
/*
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* Copyright (C) 2018 Intel Corporation. All rights reserved.
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*
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* SPDX-License-Identifier: BSD-3-Clause
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*/
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#include <hypervisor.h>
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#include <multiboot.h>
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#define ACRN_DBG_PARSE 6
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int32_t parse_hv_cmdline(void)
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{
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const char *start;
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const char *end;
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struct multiboot_info *mbi = NULL;
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if (boot_regs[0] != MULTIBOOT_INFO_MAGIC) {
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ASSERT(0, "no multiboot info found");
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return -EINVAL;
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}
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mbi = (struct multiboot_info *)(hpa2hva((uint64_t)boot_regs[1]));
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dev_dbg(ACRN_DBG_PARSE, "Multiboot detected, flag=0x%x", mbi->mi_flags);
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if (!(mbi->mi_flags & MULTIBOOT_INFO_HAS_CMDLINE)) {
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dev_dbg(ACRN_DBG_PARSE, "no hv cmdline!");
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return -EINVAL;
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}
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start = (char *)hpa2hva((uint64_t)mbi->mi_cmdline);
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dev_dbg(ACRN_DBG_PARSE, "hv cmdline: %s", start);
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do {
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while (*start == ' ')
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start++;
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end = start + 1;
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while (*end != ' ' && *end)
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end++;
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if (!handle_dbg_cmd(start, end - start)) {
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/* if not handled by handle_dbg_cmd, it can be handled further */
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}
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start = end + 1;
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} while (*end && *start);
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return 0;
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}
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