From patchwork Mon Oct 21 00:45:43 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Daniel P. 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Smith" To: xen-devel@lists.xenproject.org Cc: "Daniel P. Smith" , jason.andryuk@amd.com, christopher.w.clark@gmail.com, stefano.stabellini@amd.com, Jan Beulich , Andrew Cooper , =?utf-8?q?Roger_Pau_Monn=C3=A9?= Subject: [PATCH v7 08/38] x86/boot: populate boot module for xen entry Date: Sun, 20 Oct 2024 20:45:43 -0400 Message-Id: <20241021004613.18793-9-dpsmith@apertussolutions.com> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20241021004613.18793-1-dpsmith@apertussolutions.com> References: <20241021004613.18793-1-dpsmith@apertussolutions.com> MIME-Version: 1.0 X-ZohoMailClient: External Populate the start and size fields for the Xen entry when populating them in the reserved module_t entry. Signed-off-by: Daniel P. Smith --- Changes since v6: - apply correct conversion of assignment to mod_start - rewrite commit message to reflect code change Changes since v5: - corrected conversion function for a missed switch from mfn to maddr/paddr --- xen/arch/x86/setup.c | 7 +++++-- 1 file changed, 5 insertions(+), 2 deletions(-) diff --git a/xen/arch/x86/setup.c b/xen/arch/x86/setup.c index 2e87aa314389..4e5d4055e7dd 100644 --- a/xen/arch/x86/setup.c +++ b/xen/arch/x86/setup.c @@ -1411,8 +1411,11 @@ void asmlinkage __init noreturn __start_xen(unsigned long mbi_p) * respective reserve_e820_ram() invocation below. No need to * query efi_boot_mem_unused() here, though. */ - bi->mods[xen].mod->mod_start = virt_to_mfn(_stext); - bi->mods[xen].mod->mod_end = __2M_rwdata_end - _stext; + bi->mods[xen].start = virt_to_maddr(_stext); + bi->mods[xen].size = __2M_rwdata_end - _stext; + + bi->mods[xen].mod->mod_start = paddr_to_pfn(bi->mods[xen].start); + bi->mods[xen].mod->mod_end = bi->mods[xen].size; } bi->mods[0].headroom =